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153014141 = 721859163
BaseRepresentation
bin10010001111011…
…00111101111101
3101122220220221102
421013230331331
5303132423031
623103342445
73535412240
oct1107547575
9348826842
10153014141
1179410875
12432b1a25
1325915b17
1416471257
15d6777cb
hex91ecf7d

153014141 has 4 divisors (see below), whose sum is σ = 174873312. Its totient is φ = 131154972.

The previous prime is 153014137. The next prime is 153014153. The reversal of 153014141 is 141410351.

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: 141410351 = 294876219.

It is a cyclic number.

It is not a de Polignac number, because 153014141 - 22 = 153014137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153014441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10929575 + ... + 10929588.

It is an arithmetic number, because the mean of its divisors is an integer number (43718328).

Almost surely, 2153014141 is an apocalyptic number.

It is an amenable number.

153014141 is a deficient number, since it is larger than the sum of its proper divisors (21859171).

153014141 is an equidigital number, since it uses as much as digits as its factorization.

153014141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21859170.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 153014141 is about 12369.8884796913. Note that the first 3 decimals coincide. The cubic root of 153014141 is about 534.8646013665.

Adding to 153014141 its reverse (141410351), we get a palindrome (294424492).

The spelling of 153014141 in words is "one hundred fifty-three million, fourteen thousand, one hundred forty-one".

Divisors: 1 7 21859163 153014141