5097515421 has 16 divisors (see below), whose sum is σ = 6838732800. Its totient is φ = 3377356800.

The previous prime is 5097515383. The next prime is 5097515483. The reversal of 5097515421 is 1245157905.

It is not a de Polignac number, because 5097515421 - 2¹⁰ = 5097514397 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5097515421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5097515221) 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, 662605 + ... + 670253.

It is an arithmetic number, because the mean of its divisors is an integer number (427420800).

Almost surely, 2^5097515421 is an apocalyptic number.

It is an amenable number.

5097515421 is a deficient number, since it is larger than the sum of its proper divisors (1741217379).

5097515421 is a wasteful number, since it uses less digits than its factorization.

5097515421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996.

The product of its (nonzero) digits is 63000, while the sum is 39.

The square root of 5097515421 is about 71396.8866338022. The cubic root of 5097515421 is about 1721.0210519642.

The spelling of 5097515421 in words is "five billion, ninety-seven million, five hundred fifteen thousand, four hundred twenty-one".