1161939325 has 12 divisors (see below), whose sum is σ = 1446790708. Its totient is φ = 925689600.

The previous prime is 1161939301. The next prime is 1161939343. The reversal of 1161939325 is 5239391611.

It can be written as a sum of positive squares in 6 ways, for example, as 14220441 + 1147718884 = 3771^2 + 33878^2 .

It is not a de Polignac number, because 1161939325 - 2⁷ = 1161939197 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

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, 90402 + ... + 102451.

Almost surely, 2^1161939325 is an apocalyptic number.

It is an amenable number.

1161939325 is a deficient number, since it is larger than the sum of its proper divisors (284851383).

1161939325 is a wasteful number, since it uses less digits than its factorization.

1161939325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193104 (or 193099 counting only the distinct ones).

The product of its digits is 43740, while the sum is 40.

The square root of 1161939325 is about 34087.2311137176. The cubic root of 1161939325 is about 1051.3027895444.

The spelling of 1161939325 in words is "one billion, one hundred sixty-one million, nine hundred thirty-nine thousand, three hundred twenty-five".