113418257 has 2 divisors, whose sum is σ = 113418258. Its totient is φ = 113418256.

The previous prime is 113418247. The next prime is 113418287. The reversal of 113418257 is 752814311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110649361 + 2768896 = 10519^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 113418257 - 2⁴ = 113418241 is a prime.

It is not a weakly prime, because it can be changed into another prime (113418247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56709128 + 56709129.

It is an arithmetic number, because the mean of its divisors is an integer number (56709129).

Almost surely, 2^113418257 is an apocalyptic number.

It is an amenable number.

113418257 is a deficient number, since it is larger than the sum of its proper divisors (1).

113418257 is an equidigital number, since it uses as much as digits as its factorization.

113418257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 32.

The square root of 113418257 is about 10649.8007962591. The cubic root of 113418257 is about 484.0545680456.

It can be divided in two parts, 1134 and 18257, that added together give a palindrome (19391).

The spelling of 113418257 in words is "one hundred thirteen million, four hundred eighteen thousand, two hundred fifty-seven".