113242357 has 2 divisors, whose sum is σ = 113242358. Its totient is φ = 113242356.

The previous prime is 113242319. The next prime is 113242379. The reversal of 113242357 is 753242311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105657841 + 7584516 = 10279^2 + 2754^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113242357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113242757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56621178 + 56621179.

It is an arithmetic number, because the mean of its divisors is an integer number (56621179).

Almost surely, 2^113242357 is an apocalyptic number.

It is an amenable number.

113242357 is a deficient number, since it is larger than the sum of its proper divisors (1).

113242357 is an equidigital number, since it uses as much as digits as its factorization.

113242357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 113242357 is about 10641.5392213721. The cubic root of 113242357 is about 483.8041990254.

Adding to 113242357 its reverse (753242311), we get a palindrome (866484668).

The spelling of 113242357 in words is "one hundred thirteen million, two hundred forty-two thousand, three hundred fifty-seven".