5163790421 has 4 divisors (see below), whose sum is σ = 5388303072. Its totient is φ = 4939277772.

The previous prime is 5163790403. The next prime is 5163790427. The reversal of 5163790421 is 1240973615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5163790421 is a prime.

It is a super-2 number, since 2×5163790421² = 53329463024022714482, which contains 22 as substring.

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 (5163790427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112256291 + ... + 112256336.

It is an arithmetic number, because the mean of its divisors is an integer number (1347075768).

Almost surely, 2^5163790421 is an apocalyptic number.

It is an amenable number.

5163790421 is a deficient number, since it is larger than the sum of its proper divisors (224512651).

5163790421 is a wasteful number, since it uses less digits than its factorization.

5163790421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224512650.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 5163790421 is about 71859.5186527157. The cubic root of 5163790421 is about 1728.4475387457.

The spelling of 5163790421 in words is "five billion, one hundred sixty-three million, seven hundred ninety thousand, four hundred twenty-one".