129364368 has 40 divisors (see below), whose sum is σ = 381933888. Its totient is φ = 36961152.

The previous prime is 129364327. The next prime is 129364409. The reversal of 129364368 is 863463921.

It is an interprime number because it is at equal distance from previous prime (129364327) and next prime (129364409).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192171 + ... + 192842.

Almost surely, 2^129364368 is an apocalyptic number.

It is an amenable number.

129364368 is an abundant number, since it is smaller than the sum of its proper divisors (252569520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

129364368 is a wasteful number, since it uses less digits than its factorization.

129364368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385031 (or 385025 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 129364368 is about 11373.8457875953. The cubic root of 129364368 is about 505.7527160118.

The spelling of 129364368 in words is "one hundred twenty-nine million, three hundred sixty-four thousand, three hundred sixty-eight".