130142504 has 8 divisors (see below), whose sum is σ = 244017210. Its totient is φ = 65071248.

The previous prime is 130142491. The next prime is 130142513. The reversal of 130142504 is 405241031.

It can be written as a sum of positive squares in only one way, i.e., 130005604 + 136900 = 11402^2 + 370^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8133899 + ... + 8133914.

Almost surely, 2^130142504 is an apocalyptic number.

It is an amenable number.

130142504 is a deficient number, since it is larger than the sum of its proper divisors (113874706).

130142504 is a wasteful number, since it uses less digits than its factorization.

130142504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16267819 (or 16267815 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 130142504 is about 11408.0017531555. The cubic root of 130142504 is about 506.7647359413.

Adding to 130142504 its reverse (405241031), we get a palindrome (535383535).

The spelling of 130142504 in words is "one hundred thirty million, one hundred forty-two thousand, five hundred four".