2945334431 has 32 divisors (see below), whose sum is σ = 3312829632. Its totient is φ = 2601538560.

The previous prime is 2945334401. The next prime is 2945334433. The reversal of 2945334431 is 1344335492.

It is a cyclic number.

It is not a de Polignac number, because 2945334431 - 2¹⁸ = 2945072287 is a prime.

It is a super-2 number, since 2×2945334431² = 17349989820868187522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945334433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4804481 + ... + 4805093.

It is an arithmetic number, because the mean of its divisors is an integer number (103525926).

Almost surely, 2^2945334431 is an apocalyptic number.

2945334431 is a deficient number, since it is larger than the sum of its proper divisors (367495201).

2945334431 is a wasteful number, since it uses less digits than its factorization.

2945334431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its digits is 155520, while the sum is 38.

The square root of 2945334431 is about 54270.9354166666. The cubic root of 2945334431 is about 1433.4356614463.

The spelling of 2945334431 in words is "two billion, nine hundred forty-five million, three hundred thirty-four thousand, four hundred thirty-one".