111457413 has 6 divisors (see below), whose sum is σ = 160994054. Its totient is φ = 74304936.

The previous prime is 111457399. The next prime is 111457421. The reversal of 111457413 is 314754111.

It can be written as a sum of positive squares in only one way, i.e., 58706244 + 52751169 = 7662^2 + 7263^2 .

It is not a de Polignac number, because 111457413 - 2¹² = 111453317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111457453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6192070 + ... + 6192087.

Almost surely, 2^111457413 is an apocalyptic number.

It is an amenable number.

111457413 is a deficient number, since it is larger than the sum of its proper divisors (49536641).

111457413 is a wasteful number, since it uses less digits than its factorization.

111457413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12384163 (or 12384160 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 111457413 is about 10557.3392954854. The cubic root of 111457413 is about 481.2487925308.

The spelling of 111457413 in words is "one hundred eleven million, four hundred fifty-seven thousand, four hundred thirteen".