111413497 has 4 divisors (see below), whose sum is σ = 119983780. Its totient is φ = 102843216.

The previous prime is 111413479. The next prime is 111413501. The reversal of 111413497 is 794314111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45414121 + 65999376 = 6739^2 + 8124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111413497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111413437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4285122 + ... + 4285147.

It is an arithmetic number, because the mean of its divisors is an integer number (29995945).

Almost surely, 2^111413497 is an apocalyptic number.

It is an amenable number.

111413497 is a deficient number, since it is larger than the sum of its proper divisors (8570283).

111413497 is an equidigital number, since it uses as much as digits as its factorization.

111413497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8570282.

The product of its digits is 3024, while the sum is 31.

The square root of 111413497 is about 10555.2592104600. The cubic root of 111413497 is about 481.1855776586.

The spelling of 111413497 in words is "one hundred eleven million, four hundred thirteen thousand, four hundred ninety-seven".