130099997 has 12 divisors (see below), whose sum is σ = 140286720. Its totient is φ = 120601536.

The previous prime is 130099993. The next prime is 130099999. The reversal of 130099997 is 799990031.

It is a happy number.

It is not a de Polignac number, because 130099997 - 2² = 130099993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130099993) 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, 16004 + ... + 22722.

It is an arithmetic number, because the mean of its divisors is an integer number (11690560).

Almost surely, 2^130099997 is an apocalyptic number.

130099997 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

130099997 is a deficient number, since it is larger than the sum of its proper divisors (10186723).

130099997 is an equidigital number, since it uses as much as digits as its factorization.

130099997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6820 (or 6803 counting only the distinct ones).

The product of its (nonzero) digits is 137781, while the sum is 47.

The square root of 130099997 is about 11406.1385665790. The cubic root of 130099997 is about 506.7095569551.

The spelling of 130099997 in words is "one hundred thirty million, ninety-nine thousand, nine hundred ninety-seven".