5620620121 has 8 divisors (see below), whose sum is σ = 5976149760. Its totient is φ = 5267857728.

The previous prime is 5620620097. The next prime is 5620620127. The reversal of 5620620121 is 1210260265.

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

It is not a de Polignac number, because 5620620121 - 2⁷ = 5620619993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5620620127) 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, 687621 + ... + 695746.

It is an arithmetic number, because the mean of its divisors is an integer number (747018720).

Almost surely, 2^5620620121 is an apocalyptic number.

It is an amenable number.

5620620121 is a deficient number, since it is larger than the sum of its proper divisors (355529639).

5620620121 is a wasteful number, since it uses less digits than its factorization.

5620620121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383623.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 5620620121 is about 74970.7951205001. The cubic root of 5620620121 is about 1777.9849394307.

Adding to 5620620121 its reverse (1210260265), we get a palindrome (6830880386).

The spelling of 5620620121 in words is "five billion, six hundred twenty million, six hundred twenty thousand, one hundred twenty-one".