113430872025 has 27 divisors (see below), whose sum is σ = 203176344189. Its totient is φ = 60493770720.

The previous prime is 113430871999. The next prime is 113430872033. The reversal of 113430872025 is 520278034311.

The square root of 113430872025 is 336795.

It is a perfect power (a square), and thus also a powerful number.

113430872025 is a `hidden beast` number, since 1 + 13 + 430 + 8 + 7 + 202 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 35683587801 + 77747284224 = 188901^2 + 278832^2 .

It is not a de Polignac number, because 113430872025 - 2⁹ = 113430871513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5040699 + ... + 5063151.

Almost surely, 2^113430872025 is an apocalyptic number.

113430872025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113430872025 is the 336795-th square number.

113430872025 is the 168398-th centered octagonal number.

It is an amenable number.

113430872025 is a deficient number, since it is larger than the sum of its proper divisors (89745472164).

113430872025 is an frugal number, since it uses more digits than its factorization.

113430872025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44922 (or 22461 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

Multiplying 113430872025 by its sum of digits (36), we get a square (4083511392900 = 2020770²).

The spelling of 113430872025 in words is "one hundred thirteen billion, four hundred thirty million, eight hundred seventy-two thousand, twenty-five".