129995000407 has 2 divisors, whose sum is σ = 129995000408. Its totient is φ = 129995000406.

The previous prime is 129995000321. The next prime is 129995000411. The reversal of 129995000407 is 704000599921.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 129995000407 - 2¹¹ = 129994998359 is a prime.

It is a super-4 number, since 4×129995000407⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129995000497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64997500203 + 64997500204.

It is an arithmetic number, because the mean of its divisors is an integer number (64997500204).

Almost surely, 2^129995000407 is an apocalyptic number.

129995000407 is a deficient number, since it is larger than the sum of its proper divisors (1).

129995000407 is an equidigital number, since it uses as much as digits as its factorization.

129995000407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 129995000407 in words is "one hundred twenty-nine billion, nine hundred ninety-five million, four hundred seven", and thus it is an aban number.