111453516131 has 4 divisors (see below), whose sum is σ = 111574794000. Its totient is φ = 111332238264.

The previous prime is 111453516071. The next prime is 111453516193. The reversal of 111453516131 is 131615354111.

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

It is a cyclic number.

It is not a de Polignac number, because 111453516131 - 2¹⁴ = 111453499747 is a prime.

It is a super-2 number, since 2×111453516131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111453216131) 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, 60637556 + ... + 60639393.

It is an arithmetic number, because the mean of its divisors is an integer number (27893698500).

Almost surely, 2^111453516131 is an apocalyptic number.

111453516131 is a deficient number, since it is larger than the sum of its proper divisors (121277869).

111453516131 is an equidigital number, since it uses as much as digits as its factorization.

111453516131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121277868.

The product of its digits is 5400, while the sum is 32.

The spelling of 111453516131 in words is "one hundred eleven billion, four hundred fifty-three million, five hundred sixteen thousand, one hundred thirty-one".