129364995 has 32 divisors (see below), whose sum is σ = 216691200. Its totient is φ = 65778944.

The previous prime is 129364973. The next prime is 129365003. The reversal of 129364995 is 599463921.

It is a cyclic number.

It is not a de Polignac number, because 129364995 - 2¹⁵ = 129332227 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195976 + ... + 196634.

It is an arithmetic number, because the mean of its divisors is an integer number (6771600).

Almost surely, 2^129364995 is an apocalyptic number.

129364995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

129364995 is a deficient number, since it is larger than the sum of its proper divisors (87326205).

129364995 is a wasteful number, since it uses less digits than its factorization.

129364995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259.

The product of its digits is 524880, while the sum is 48.

The square root of 129364995 is about 11373.8733507983. The cubic root of 129364995 is about 505.7535331004.

The spelling of 129364995 in words is "one hundred twenty-nine million, three hundred sixty-four thousand, nine hundred ninety-five".