Search a number
-
+
1357202201 = 4547298483
BaseRepresentation
bin101000011100101…
…0100001100011001
310111120211000102012
41100321110030121
510234420432301
6342401315305
745430012505
oct12071241431
93446730365
101357202201
11637118113
1231a635b35
13188245634
14cc371305
157e23debb
hex50e54319

1357202201 has 4 divisors (see below), whose sum is σ = 1357505232. Its totient is φ = 1356899172.

The previous prime is 1357202173. The next prime is 1357202267. The reversal of 1357202201 is 1022027531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1022027531 = 7146003933.

It is a cyclic number.

It is not a de Polignac number, because 1357202201 - 210 = 1357201177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1357202501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144695 + ... + 153788.

It is an arithmetic number, because the mean of its divisors is an integer number (339376308).

Almost surely, 21357202201 is an apocalyptic number.

It is an amenable number.

1357202201 is a deficient number, since it is larger than the sum of its proper divisors (303031).

1357202201 is an equidigital number, since it uses as much as digits as its factorization.

1357202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303030.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 1357202201 is about 36840.2253114717. The cubic root of 1357202201 is about 1107.1713822039.

Adding to 1357202201 its reverse (1022027531), we get a palindrome (2379229732).

The spelling of 1357202201 in words is "one billion, three hundred fifty-seven million, two hundred two thousand, two hundred one".

Divisors: 1 4547 298483 1357202201