130144544 has 24 divisors (see below), whose sum is σ = 256476780. Its totient is φ = 65007616.

The previous prime is 130144529. The next prime is 130144559. The reversal of 130144544 is 445441031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (130144529) and next prime (130144559).

It can be written as a sum of positive squares in 2 ways, for example, as 121264144 + 8880400 = 11012^2 + 2980^2 .

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, 59372 + ... + 61524.

Almost surely, 2^130144544 is an apocalyptic number.

It is an amenable number.

130144544 is a deficient number, since it is larger than the sum of its proper divisors (126332236).

130144544 is a wasteful number, since it uses less digits than its factorization.

130144544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4052 (or 4044 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 130144544 is about 11408.0911637311. The cubic root of 130144544 is about 506.7673837943.

Adding to 130144544 its reverse (445441031), we get a palindrome (575585575).

The spelling of 130144544 in words is "one hundred thirty million, one hundred forty-four thousand, five hundred forty-four".