111925276387 has 4 divisors (see below), whose sum is σ = 112427183680. Its totient is φ = 111423369096.

The previous prime is 111925276339. The next prime is 111925276391. The reversal of 111925276387 is 783672529111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111925276387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111925271387) 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, 250953312 + ... + 250953757.

It is an arithmetic number, because the mean of its divisors is an integer number (28106795920).

Almost surely, 2^111925276387 is an apocalyptic number.

111925276387 is a deficient number, since it is larger than the sum of its proper divisors (501907293).

111925276387 is an equidigital number, since it uses as much as digits as its factorization.

111925276387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501907292.

The product of its digits is 1270080, while the sum is 52.

The spelling of 111925276387 in words is "one hundred eleven billion, nine hundred twenty-five million, two hundred seventy-six thousand, three hundred eighty-seven".