129930877403 has 2 divisors, whose sum is σ = 129930877404. Its totient is φ = 129930877402.

The previous prime is 129930877369. The next prime is 129930877451. The reversal of 129930877403 is 304778039921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 129930877403 - 2²⁰ = 129929828827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (129930877493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64965438701 + 64965438702.

It is an arithmetic number, because the mean of its divisors is an integer number (64965438702).

Almost surely, 2^129930877403 is an apocalyptic number.

129930877403 is a deficient number, since it is larger than the sum of its proper divisors (1).

129930877403 is an equidigital number, since it uses as much as digits as its factorization.

129930877403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 129930877403 in words is "one hundred twenty-nine billion, nine hundred thirty million, eight hundred seventy-seven thousand, four hundred three".