921201134 has 32 divisors (see below), whose sum is σ = 1675339200. Its totient is φ = 370856448.

The previous prime is 921201121. The next prime is 921201137. The reversal of 921201134 is 431102129.

It is a super-2 number, since 2×921201134² = 1697223058565771912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921201137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129092 + ... + 136040.

It is an arithmetic number, because the mean of its divisors is an integer number (52354350).

Almost surely, 2^921201134 is an apocalyptic number.

921201134 is a deficient number, since it is larger than the sum of its proper divisors (754138066).

921201134 is a wasteful number, since it uses less digits than its factorization.

921201134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7532.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 921201134 is about 30351.2954254015. The cubic root of 921201134 is about 973.0119064647.

The spelling of 921201134 in words is "nine hundred twenty-one million, two hundred one thousand, one hundred thirty-four".