2125522994 has 16 divisors (see below), whose sum is σ = 3676002048. Its totient is φ = 902876352.

The previous prime is 2125522963. The next prime is 2125523017. The reversal of 2125522994 is 4992255212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670202 + ... + 673365.

It is an arithmetic number, because the mean of its divisors is an integer number (229750128).

Almost surely, 2^2125522994 is an apocalyptic number.

2125522994 is a deficient number, since it is larger than the sum of its proper divisors (1550479054).

2125522994 is a wasteful number, since it uses less digits than its factorization.

2125522994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343689.

The product of its digits is 129600, while the sum is 41.

The square root of 2125522994 is about 46103.3946038684. The cubic root of 2125522994 is about 1285.7462584301.

The spelling of 2125522994 in words is "two billion, one hundred twenty-five million, five hundred twenty-two thousand, nine hundred ninety-four".