1159115025 has 12 divisors (see below), whose sum is σ = 1916403632. Its totient is φ = 618194640.

The previous prime is 1159114981. The next prime is 1159115053. The reversal of 1159115025 is 5205119511.

It is not a de Polignac number, because 1159115025 - 2¹⁵ = 1159082257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1159114983 and 1159115001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7727359 + ... + 7727508.

Almost surely, 2^1159115025 is an apocalyptic number.

1159115025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1159115025 is a deficient number, since it is larger than the sum of its proper divisors (757288607).

1159115025 is a wasteful number, since it uses less digits than its factorization.

1159115025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15454880 (or 15454875 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 30.

The square root of 1159115025 is about 34045.7783726558. The cubic root of 1159115025 is about 1050.4503057193.

The spelling of 1159115025 in words is "one billion, one hundred fifty-nine million, one hundred fifteen thousand, twenty-five".