113642351 has 2 divisors, whose sum is σ = 113642352. Its totient is φ = 113642350.

The previous prime is 113642339. The next prime is 113642357. The reversal of 113642351 is 153246311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113642351 - 2²² = 109448047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113642351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113642357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56821175 + 56821176.

It is an arithmetic number, because the mean of its divisors is an integer number (56821176).

Almost surely, 2^113642351 is an apocalyptic number.

113642351 is a deficient number, since it is larger than the sum of its proper divisors (1).

113642351 is an equidigital number, since it uses as much as digits as its factorization.

113642351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 113642351 is about 10660.3166463290. The cubic root of 113642351 is about 484.3731597904.

Adding to 113642351 its reverse (153246311), we get a palindrome (266888662).

The spelling of 113642351 in words is "one hundred thirteen million, six hundred forty-two thousand, three hundred fifty-one".