111141425525 has 96 divisors (see below), whose sum is σ = 156813296640. Its totient is φ = 77573376000.

The previous prime is 111141425501. The next prime is 111141425531. The reversal of 111141425525 is 525524141111.

It is a de Polignac number, because none of the positive numbers 2^k-111141425525 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111141425491 and 111141425500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 107590409 + ... + 107591441.

It is an arithmetic number, because the mean of its divisors is an integer number (1633471840).

Almost surely, 2^111141425525 is an apocalyptic number.

It is an amenable number.

111141425525 is a deficient number, since it is larger than the sum of its proper divisors (45671871115).

111141425525 is a wasteful number, since it uses less digits than its factorization.

111141425525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1322 counting only the distinct ones).

The product of its digits is 8000, while the sum is 32.

Adding to 111141425525 its reverse (525524141111), we get a palindrome (636665566636).

The spelling of 111141425525 in words is "one hundred eleven billion, one hundred forty-one million, four hundred twenty-five thousand, five hundred twenty-five".