130136399 has 2 divisors, whose sum is σ = 130136400. Its totient is φ = 130136398.

The previous prime is 130136393. The next prime is 130136431. The reversal of 130136399 is 993631031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130136399 - 2⁸ = 130136143 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130136393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65068199 + 65068200.

It is an arithmetic number, because the mean of its divisors is an integer number (65068200).

Almost surely, 2^130136399 is an apocalyptic number.

130136399 is a deficient number, since it is larger than the sum of its proper divisors (1).

130136399 is an equidigital number, since it uses as much as digits as its factorization.

130136399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 130136399 is about 11407.7341746729. The cubic root of 130136399 is about 506.7568116865.

The spelling of 130136399 in words is "one hundred thirty million, one hundred thirty-six thousand, three hundred ninety-nine".