402100134 has 32 divisors (see below), whose sum is σ = 822998016. Its totient is φ = 130912320.

The previous prime is 402100129. The next prime is 402100141. The reversal of 402100134 is 431001204.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172839 + ... + 175149.

It is an arithmetic number, because the mean of its divisors is an integer number (25718688).

Almost surely, 2^402100134 is an apocalyptic number.

402100134 is an abundant number, since it is smaller than the sum of its proper divisors (420897882).

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

402100134 is a wasteful number, since it uses less digits than its factorization.

402100134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 402100134 is about 20052.4346152780. The cubic root of 402100134 is about 738.0935428317.

Adding to 402100134 its reverse (431001204), we get a palindrome (833101338).

The spelling of 402100134 in words is "four hundred two million, one hundred thousand, one hundred thirty-four".