999021104134 has 32 divisors (see below), whose sum is σ = 1638567324576. Its totient is φ = 454894133760.

The previous prime is 999021104093. The next prime is 999021104141. The reversal of 999021104134 is 431401120999.

It is a happy 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, 1966044 + ... + 2421439.

It is an arithmetic number, because the mean of its divisors is an integer number (51205228893).

Almost surely, 2^999021104134 is an apocalyptic number.

999021104134 is a deficient number, since it is larger than the sum of its proper divisors (639546220442).

999021104134 is a wasteful number, since it uses less digits than its factorization.

999021104134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4387720.

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 999021104134 in words is "nine hundred ninety-nine billion, twenty-one million, one hundred four thousand, one hundred thirty-four".