909140955 has 16 divisors (see below), whose sum is σ = 1456061184. Its totient is φ = 484396640.

The previous prime is 909140893. The next prime is 909140993. The reversal of 909140955 is 559041909.

It is a happy number.

It is not a de Polignac number, because 909140955 - 2²⁰ = 908092379 is a prime.

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, 13929 + ... + 44858.

It is an arithmetic number, because the mean of its divisors is an integer number (91003824).

Almost surely, 2^909140955 is an apocalyptic number.

909140955 is a deficient number, since it is larger than the sum of its proper divisors (546920229).

909140955 is a wasteful number, since it uses less digits than its factorization.

909140955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59826.

The product of its (nonzero) digits is 72900, while the sum is 42.

The square root of 909140955 is about 30151.9643638686. The cubic root of 909140955 is about 968.7470821695.

The spelling of 909140955 in words is "nine hundred nine million, one hundred forty thousand, nine hundred fifty-five".