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1102201405 = 5298391583
BaseRepresentation
bin100000110110010…
…0100001000111101
32211210222122002021
41001230210020331
54224130421110
6301212000141
736212362114
oct10154441075
92753878067
101102201405
11516189258
12269160051
131474719a6
14a6552c7b
1566b6d2da
hex41b2423d

1102201405 has 16 divisors (see below), whose sum is σ = 1384750080. Its totient is φ = 841089088.

The previous prime is 1102201403. The next prime is 1102201411. The reversal of 1102201405 is 5041022011.

It is not a de Polignac number, because 1102201405 - 21 = 1102201403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102201403) 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 15 ways as a sum of consecutive naturals, for example, 33757 + ... + 57826.

It is an arithmetic number, because the mean of its divisors is an integer number (86546880).

Almost surely, 21102201405 is an apocalyptic number.

It is an amenable number.

1102201405 is a deficient number, since it is larger than the sum of its proper divisors (282548675).

1102201405 is an equidigital number, since it uses as much as digits as its factorization.

1102201405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91700.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1102201405 is about 33199.4187449118. The cubic root of 1102201405 is about 1032.9682828338.

Adding to 1102201405 its reverse (5041022011), we get a palindrome (6143223416).

The spelling of 1102201405 in words is "one billion, one hundred two million, two hundred one thousand, four hundred five".

Divisors: 1 5 29 83 145 415 2407 12035 91583 457915 2655907 7601389 13279535 38006945 220440281 1102201405