32131130 has 32 divisors (see below), whose sum is σ = 60477840. Its totient is φ = 12275200.

The previous prime is 32131111. The next prime is 32131181. The reversal of 32131130 is 3113123.

It can be written as a sum of positive squares in 8 ways, for example, as 19971961 + 12159169 = 4469^2 + 3487^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28742 + ... + 29838.

Almost surely, 2^32131130 is an apocalyptic number.

32131130 is a deficient number, since it is larger than the sum of its proper divisors (28346710).

32131130 is a wasteful number, since it uses less digits than its factorization.

32131130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 32131130 is about 5668.4327640010. The cubic root of 32131130 is about 317.9132775135.

Adding to 32131130 its reverse (3113123), we get a palindrome (35244253).

The spelling of 32131130 in words is "thirty-two million, one hundred thirty-one thousand, one hundred thirty".