113551469 has 2 divisors, whose sum is σ = 113551470. Its totient is φ = 113551468.

The previous prime is 113551453. The next prime is 113551489. The reversal of 113551469 is 964155311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81685444 + 31866025 = 9038^2 + 5645^2 .

It is a cyclic number.

It is not a de Polignac number, because 113551469 - 2⁴ = 113551453 is a prime.

It is a super-2 number, since 2×113551469² = 25787872224115922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113551489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56775734 + 56775735.

It is an arithmetic number, because the mean of its divisors is an integer number (56775735).

Almost surely, 2^113551469 is an apocalyptic number.

It is an amenable number.

113551469 is a deficient number, since it is larger than the sum of its proper divisors (1).

113551469 is an equidigital number, since it uses as much as digits as its factorization.

113551469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 35.

The square root of 113551469 is about 10656.0531624049. The cubic root of 113551469 is about 484.2440044738.

The spelling of 113551469 in words is "one hundred thirteen million, five hundred fifty-one thousand, four hundred sixty-nine".