113851369 has 2 divisors, whose sum is σ = 113851370. Its totient is φ = 113851368.

The previous prime is 113851337. The next prime is 113851373. The reversal of 113851369 is 963158311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113145769 + 705600 = 10637^2 + 840^2 .

It is a cyclic number.

It is not a de Polignac number, because 113851369 - 2⁵ = 113851337 is a prime.

It is a super-2 number, since 2×113851369² = 25924268446348322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113851399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56925684 + 56925685.

It is an arithmetic number, because the mean of its divisors is an integer number (56925685).

Almost surely, 2^113851369 is an apocalyptic number.

It is an amenable number.

113851369 is a deficient number, since it is larger than the sum of its proper divisors (1).

113851369 is an equidigital number, since it uses as much as digits as its factorization.

113851369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 37.

The square root of 113851369 is about 10670.1156975920. The cubic root of 113851369 is about 484.6699408788.

The spelling of 113851369 in words is "one hundred thirteen million, eight hundred fifty-one thousand, three hundred sixty-nine".