1161031832 has 16 divisors (see below), whose sum is σ = 2186444400. Its totient is φ = 577980000.

The previous prime is 1161031829. The next prime is 1161031867. The reversal of 1161031832 is 2381301611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315044 + ... + 318707.

It is an arithmetic number, because the mean of its divisors is an integer number (136652775).

Almost surely, 2^1161031832 is an apocalyptic number.

It is an amenable number.

1161031832 is a deficient number, since it is larger than the sum of its proper divisors (1025412568).

1161031832 is a wasteful number, since it uses less digits than its factorization.

1161031832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633986 (or 633982 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1161031832 is about 34073.9171801541. The cubic root of 1161031832 is about 1051.0290235551.

The spelling of 1161031832 in words is "one billion, one hundred sixty-one million, thirty-one thousand, eight hundred thirty-two".