130051399 has 12 divisors (see below), whose sum is σ = 137025720. Its totient is φ = 123391520.

The previous prime is 130051387. The next prime is 130051433. The reversal of 130051399 is 993150031.

It is not a de Polignac number, because 130051399 - 2⁵ = 130051367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130051399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130051349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48309 + ... + 50929.

It is an arithmetic number, because the mean of its divisors is an integer number (11418810).

Almost surely, 2^130051399 is an apocalyptic number.

130051399 is a deficient number, since it is larger than the sum of its proper divisors (6974321).

130051399 is an equidigital number, since it uses as much as digits as its factorization.

130051399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738 (or 2709 counting only the distinct ones).

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 130051399 is about 11404.0080234977. The cubic root of 130051399 is about 506.6464564211.

The spelling of 130051399 in words is "one hundred thirty million, fifty-one thousand, three hundred ninety-nine".