5023125021 has 8 divisors (see below), whose sum is σ = 6913548544. Its totient is φ = 3240725760.

The previous prime is 5023125007. The next prime is 5023125053. The reversal of 5023125021 is 1205213205.

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

It is not a de Polignac number, because 5023125021 - 2⁷ = 5023124893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5023125001) 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, 27005956 + ... + 27006141.

It is an arithmetic number, because the mean of its divisors is an integer number (864193568).

Almost surely, 2^5023125021 is an apocalyptic number.

It is an amenable number.

5023125021 is a deficient number, since it is larger than the sum of its proper divisors (1890423523).

5023125021 is a wasteful number, since it uses less digits than its factorization.

5023125021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54012131.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5023125021 is about 70874.0080777149. The cubic root of 5023125021 is about 1712.6081082301.

Adding to 5023125021 its reverse (1205213205), we get a palindrome (6228338226).

The spelling of 5023125021 in words is "five billion, twenty-three million, one hundred twenty-five thousand, twenty-one".