130409556 has 12 divisors (see below), whose sum is σ = 304288992. Its totient is φ = 43469848.

The previous prime is 130409519. The next prime is 130409579. The reversal of 130409556 is 655904031.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×130409556² = 34013304592234272, which contains 22 as substring.

It is a congruent number.

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, 5433720 + ... + 5433743.

It is an arithmetic number, because the mean of its divisors is an integer number (25357416).

Almost surely, 2^130409556 is an apocalyptic number.

It is an amenable number.

130409556 is an abundant number, since it is smaller than the sum of its proper divisors (173879436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130409556 is a wasteful number, since it uses less digits than its factorization.

130409556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10867470 (or 10867468 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 130409556 is about 11419.7003463313. The cubic root of 130409556 is about 507.1111256556. Note that the first 4 decimals are identical.

The spelling of 130409556 in words is "one hundred thirty million, four hundred nine thousand, five hundred fifty-six".