5254553021 has 4 divisors (see below), whose sum is σ = 5483011872. Its totient is φ = 5026094172.

The previous prime is 5254552987. The next prime is 5254553027. The reversal of 5254553021 is 1203554525.

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 not a de Polignac number, because 5254553021 - 2¹⁰ = 5254551997 is a prime.

It is a super-2 number, since 2×5254553021² = 55220654901000452882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5254553027) 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, 114229391 + ... + 114229436.

It is an arithmetic number, because the mean of its divisors is an integer number (1370752968).

Almost surely, 2^5254553021 is an apocalyptic number.

It is an amenable number.

5254553021 is a deficient number, since it is larger than the sum of its proper divisors (228458851).

5254553021 is a wasteful number, since it uses less digits than its factorization.

5254553021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228458850.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 5254553021 is about 72488.2957517971. The cubic root of 5254553021 is about 1738.5156033766.

The spelling of 5254553021 in words is "five billion, two hundred fifty-four million, five hundred fifty-three thousand, twenty-one".