111432054399 has 4 divisors (see below), whose sum is σ = 148576072536. Its totient is φ = 74288036264.

The previous prime is 111432054389. The next prime is 111432054403. The reversal of 111432054399 is 993450234111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993450234111 = 3 ⋅331150078037.

It is a cyclic number.

It is not a de Polignac number, because 111432054399 - 2²⁵ = 111398499967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111432054399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111432054379) 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, 18572009064 + ... + 18572009069.

It is an arithmetic number, because the mean of its divisors is an integer number (37144018134).

Almost surely, 2^111432054399 is an apocalyptic number.

111432054399 is a deficient number, since it is larger than the sum of its proper divisors (37144018137).

111432054399 is an equidigital number, since it uses as much as digits as its factorization.

111432054399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37144018136.

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 111432054399 in words is "one hundred eleven billion, four hundred thirty-two million, fifty-four thousand, three hundred ninety-nine".