2125304817 has 8 divisors (see below), whose sum is σ = 2931455040. Its totient is φ = 1368012240.

The previous prime is 2125304807. The next prime is 2125304833. The reversal of 2125304817 is 7184035212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2125304817 - 2⁴ = 2125304801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2125304807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12214309 + ... + 12214482.

It is an arithmetic number, because the mean of its divisors is an integer number (366431880).

Almost surely, 2^2125304817 is an apocalyptic number.

It is an amenable number.

2125304817 is a deficient number, since it is larger than the sum of its proper divisors (806150223).

2125304817 is a wasteful number, since it uses less digits than its factorization.

2125304817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24428823.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 2125304817 is about 46101.0283724778. The cubic root of 2125304817 is about 1285.7022645737.

The spelling of 2125304817 in words is "two billion, one hundred twenty-five million, three hundred four thousand, eight hundred seventeen".