5213251115 has 4 divisors (see below), whose sum is σ = 6255901344. Its totient is φ = 4170600888.

The previous prime is 5213251081. The next prime is 5213251117. The reversal of 5213251115 is 5111523125.

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

It is a cyclic number.

It is not a de Polignac number, because 5213251115 - 2⁶ = 5213251051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5213251117) 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, 521325107 + ... + 521325116.

It is an arithmetic number, because the mean of its divisors is an integer number (1563975336).

Almost surely, 2^5213251115 is an apocalyptic number.

5213251115 is a deficient number, since it is larger than the sum of its proper divisors (1042650229).

5213251115 is a wasteful number, since it uses less digits than its factorization.

5213251115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042650228.

The product of its digits is 1500, while the sum is 26.

The square root of 5213251115 is about 72202.8470006550. The cubic root of 5213251115 is about 1733.9485821538.

The spelling of 5213251115 in words is "five billion, two hundred thirteen million, two hundred fifty-one thousand, one hundred fifteen".