111653277792481 has 4 divisors (see below), whose sum is σ = 111659376749872. Its totient is φ = 111647178835092.

The previous prime is 111653277792467. The next prime is 111653277792487. The reversal of 111653277792481 is 184297772356111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111653277792481 - 2⁹ = 111653277791969 is a prime.

It is a super-2 number, since 2×111653277792481² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111653277792487) 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, 3049451235 + ... + 3049487848.

It is an arithmetic number, because the mean of its divisors is an integer number (27914844187468).

Almost surely, 2^{111653277792481} is an apocalyptic number.

It is an amenable number.

111653277792481 is a deficient number, since it is larger than the sum of its proper divisors (6098957391).

111653277792481 is an equidigital number, since it uses as much as digits as its factorization.

111653277792481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6098957390.

The product of its digits is 35562240, while the sum is 64.

The spelling of 111653277792481 in words is "one hundred eleven trillion, six hundred fifty-three billion, two hundred seventy-seven million, seven hundred ninety-two thousand, four hundred eighty-one".