111080051425 has 18 divisors (see below), whose sum is σ = 160227308598. Its totient is φ = 76169177280.

The previous prime is 111080051311. The next prime is 111080051471. The reversal of 111080051425 is 524150080111.

It can be written as a sum of positive squares in 3 ways, for example, as 15728169744 + 95351881681 = 125412^2 + 308791^2 .

It is not a de Polignac number, because 111080051425 - 2¹⁹ = 111079527137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111080051393 and 111080051402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 45337572 + ... + 45340021.

Almost surely, 2^111080051425 is an apocalyptic number.

It is an amenable number.

111080051425 is a deficient number, since it is larger than the sum of its proper divisors (49147257173).

111080051425 is an equidigital number, since it uses as much as digits as its factorization.

111080051425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90677617 (or 90677605 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 28.

The spelling of 111080051425 in words is "one hundred eleven billion, eighty million, fifty-one thousand, four hundred twenty-five".