130044632 has 16 divisors (see below), whose sum is σ = 244042200. Its totient is φ = 64966720.

The previous prime is 130044623. The next prime is 130044637. The reversal of 130044632 is 236440031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 130044598 and 130044607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130044637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4007 + ... + 16617.

Almost surely, 2^130044632 is an apocalyptic number.

It is an amenable number.

130044632 is a deficient number, since it is larger than the sum of its proper divisors (113997568).

130044632 is a wasteful number, since it uses less digits than its factorization.

130044632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13906 (or 13902 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 130044632 is about 11403.7113257045. The cubic root of 130044632 is about 506.6376687775.

Adding to 130044632 its reverse (236440031), we get a palindrome (366484663).

The spelling of 130044632 in words is "one hundred thirty million, forty-four thousand, six hundred thirty-two".