5251093521 has 16 divisors (see below), whose sum is σ = 7089284160. Its totient is φ = 3456857600.

The previous prime is 5251093469. The next prime is 5251093567. The reversal of 5251093521 is 1253901525.

It is a cyclic number.

It is not a de Polignac number, because 5251093521 - 2⁶ = 5251093457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5251093321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 693685 + ... + 701213.

It is an arithmetic number, because the mean of its divisors is an integer number (443080260).

Almost surely, 2^5251093521 is an apocalyptic number.

It is an amenable number.

5251093521 is a deficient number, since it is larger than the sum of its proper divisors (1838190639).

5251093521 is a wasteful number, since it uses less digits than its factorization.

5251093521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10416.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 5251093521 is about 72464.4293498541. The cubic root of 5251093521 is about 1738.1339841655.

The spelling of 5251093521 in words is "five billion, two hundred fifty-one million, ninety-three thousand, five hundred twenty-one".