113234557 has 2 divisors, whose sum is σ = 113234558. Its totient is φ = 113234556.

The previous prime is 113234503. The next prime is 113234581. The reversal of 113234557 is 755432311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87721956 + 25512601 = 9366^2 + 5051^2 .

It is a cyclic number.

It is not a de Polignac number, because 113234557 - 2¹⁵ = 113201789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113234257) 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, 56617278 + 56617279.

It is an arithmetic number, because the mean of its divisors is an integer number (56617279).

Almost surely, 2^113234557 is an apocalyptic number.

It is an amenable number.

113234557 is a deficient number, since it is larger than the sum of its proper divisors (1).

113234557 is an equidigital number, since it uses as much as digits as its factorization.

113234557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12600, while the sum is 31.

The square root of 113234557 is about 10641.1727267252. The cubic root of 113234557 is about 483.7930908162.

Adding to 113234557 its reverse (755432311), we get a palindrome (868666868).

The spelling of 113234557 in words is "one hundred thirteen million, two hundred thirty-four thousand, five hundred fifty-seven".