1159939770025 has 27 divisors (see below), whose sum is σ = 1469899830391. Its totient is φ = 908009991440.

The previous prime is 1159939770019. The next prime is 1159939770049. The reversal of 1159939770025 is 5200779399511.

The square root of 1159939770025 is 1077005.

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

It can be written as a sum of positive squares in only one way, i.e., 417578317209 + 742361452816 = 646203^2 + 861604^2 .

It is not a de Polignac number, because 1159939770025 - 2³¹ = 1157792286377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 253093884 + ... + 253098466.

Almost surely, 2^{1159939770025} is an apocalyptic number.

1159939770025 is the 1077005-th square number.

1159939770025 is the 538503-rd centered octagonal number.

It is an amenable number.

1159939770025 is a deficient number, since it is larger than the sum of its proper divisors (309960060366).

1159939770025 is an frugal number, since it uses more digits than its factorization.

1159939770025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9270 (or 4635 counting only the distinct ones).

The product of its (nonzero) digits is 5358150, while the sum is 58.

The spelling of 1159939770025 in words is "one trillion, one hundred fifty-nine billion, nine hundred thirty-nine million, seven hundred seventy thousand, twenty-five".