1161871088 has 40 divisors (see below), whose sum is σ = 2621269728. Its totient is φ = 488547072.

The previous prime is 1161871063. The next prime is 1161871097. The reversal of 1161871088 is 8801781611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91931 + ... + 103802.

Almost surely, 2^1161871088 is an apocalyptic number.

It is an amenable number.

1161871088 is an abundant number, since it is smaller than the sum of its proper divisors (1459398640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1161871088 is a wasteful number, since it uses less digits than its factorization.

1161871088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195801 (or 195795 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 41.

The square root of 1161871088 is about 34086.2301817024. The cubic root of 1161871088 is about 1051.2822092521.

The spelling of 1161871088 in words is "one billion, one hundred sixty-one million, eight hundred seventy-one thousand, eighty-eight".