111141931407 has 32 divisors (see below), whose sum is σ = 169002086400. Its totient is φ = 64361848320.

The previous prime is 111141931393. The next prime is 111141931409. The reversal of 111141931407 is 704139141111.

It is not a de Polignac number, because 111141931407 - 2¹⁶ = 111141865871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111141931409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8288094 + ... + 8301492.

It is an arithmetic number, because the mean of its divisors is an integer number (5281315200).

Almost surely, 2^111141931407 is an apocalyptic number.

111141931407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

111141931407 is a deficient number, since it is larger than the sum of its proper divisors (57860154993).

111141931407 is a wasteful number, since it uses less digits than its factorization.

111141931407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25943.

The product of its (nonzero) digits is 3024, while the sum is 33.

The spelling of 111141931407 in words is "one hundred eleven billion, one hundred forty-one million, nine hundred thirty-one thousand, four hundred seven".