131163532 has 6 divisors (see below), whose sum is σ = 229536188. Its totient is φ = 65581764.

The previous prime is 131163523. The next prime is 131163533. The reversal of 131163532 is 235361131.

It is a junction number, because it is equal to n+sod(n) for n = 131163497 and 131163506.

It is not an unprimeable number, because it can be changed into a prime (131163533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16395438 + ... + 16395445.

Almost surely, 2^131163532 is an apocalyptic number.

It is an amenable number.

131163532 is a deficient number, since it is larger than the sum of its proper divisors (98372656).

131163532 is a wasteful number, since it uses less digits than its factorization.

131163532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32790887 (or 32790885 counting only the distinct ones).

The product of its digits is 1620, while the sum is 25.

The square root of 131163532 is about 11452.6648427342. The cubic root of 131163532 is about 508.0865529254.

The spelling of 131163532 in words is "one hundred thirty-one million, one hundred sixty-three thousand, five hundred thirty-two".