5115515401 has 8 divisors (see below), whose sum is σ = 5256742464. Its totient is φ = 4974444720.

The previous prime is 5115515393. The next prime is 5115515417. The reversal of 5115515401 is 1045155115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5115515401 - 2³ = 5115515393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5115515401.

It is not an unprimeable number, because it can be changed into a prime (5115515201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28836 + ... + 105178.

It is an arithmetic number, because the mean of its divisors is an integer number (657092808).

Almost surely, 2^5115515401 is an apocalyptic number.

It is an amenable number.

5115515401 is a deficient number, since it is larger than the sum of its proper divisors (141227063).

5115515401 is a wasteful number, since it uses less digits than its factorization.

5115515401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78191.

The product of its (nonzero) digits is 2500, while the sum is 28.

The square root of 5115515401 is about 71522.8313267868. The cubic root of 5115515401 is about 1723.0443875494.

The spelling of 5115515401 in words is "five billion, one hundred fifteen million, five hundred fifteen thousand, four hundred one".