111398620363 has 4 divisors (see below), whose sum is σ = 112967615088. Its totient is φ = 109829625640.

The previous prime is 111398620321. The next prime is 111398620429. The reversal of 111398620363 is 363026893111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 363026893111 = 46993 ⋅7725127.

It is a cyclic number.

It is not a de Polignac number, because 111398620363 - 2²⁹ = 110861749451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111398626363) 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, 784497256 + ... + 784497397.

It is an arithmetic number, because the mean of its divisors is an integer number (28241903772).

Almost surely, 2^111398620363 is an apocalyptic number.

111398620363 is a deficient number, since it is larger than the sum of its proper divisors (1568994725).

111398620363 is an equidigital number, since it uses as much as digits as its factorization.

111398620363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568994724.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 111398620363 in words is "one hundred eleven billion, three hundred ninety-eight million, six hundred twenty thousand, three hundred sixty-three".