5017144621 has 4 divisors (see below), whose sum is σ = 5139514044. Its totient is φ = 4894775200.

The previous prime is 5017144609. The next prime is 5017144633. The reversal of 5017144621 is 1264417105.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5017144609) and next prime (5017144633).

It can be written as a sum of positive squares in 2 ways, for example, as 1876102596 + 3141042025 = 43314^2 + 56045^2 .

It is a cyclic number.

It is not a de Polignac number, because 5017144621 - 2⁷ = 5017144493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5015144621) 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, 61184650 + ... + 61184731.

It is an arithmetic number, because the mean of its divisors is an integer number (1284878511).

Almost surely, 2^5017144621 is an apocalyptic number.

It is an amenable number.

5017144621 is a deficient number, since it is larger than the sum of its proper divisors (122369423).

5017144621 is a wasteful number, since it uses less digits than its factorization.

5017144621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122369422.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 5017144621 is about 70831.8051513584. The cubic root of 5017144621 is about 1711.9281763265.

The spelling of 5017144621 in words is "five billion, seventeen million, one hundred forty-four thousand, six hundred twenty-one".