129002754 has 8 divisors (see below), whose sum is σ = 258005520. Its totient is φ = 43000916.

The previous prime is 129002747. The next prime is 129002767. The reversal of 129002754 is 457200921.

It is a sphenic number, since it is the product of 3 distinct primes.

129002754 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10750224 + ... + 10750235.

It is an arithmetic number, because the mean of its divisors is an integer number (32250690).

Almost surely, 2^129002754 is an apocalyptic number.

129002754 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

129002754 is a wasteful number, since it uses less digits than its factorization.

129002754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21500464.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 129002754 is about 11357.9379290433. The cubic root of 129002754 is about 505.2810303905.

The spelling of 129002754 in words is "one hundred twenty-nine million, two thousand, seven hundred fifty-four".