5251415501 has 4 divisors (see below), whose sum is σ = 5251893504. Its totient is φ = 5250937500.

The previous prime is 5251415479. The next prime is 5251415509. The reversal of 5251415501 is 1055141525.

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 5251415501 - 2¹⁴ = 5251399117 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 (5251415509) 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, 222125 + ... + 244626.

It is an arithmetic number, because the mean of its divisors is an integer number (1312973376).

Almost surely, 2^5251415501 is an apocalyptic number.

It is an amenable number.

5251415501 is a deficient number, since it is larger than the sum of its proper divisors (478003).

5251415501 is a wasteful number, since it uses less digits than its factorization.

5251415501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478002.

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5251415501 is about 72466.6509575267. The cubic root of 5251415501 is about 1738.1695090164.

The spelling of 5251415501 in words is "five billion, two hundred fifty-one million, four hundred fifteen thousand, five hundred one".