5115755091 has 8 divisors (see below), whose sum is σ = 6966134784. Its totient is φ = 3337939400.

The previous prime is 5115755083. The next prime is 5115755137. The reversal of 5115755091 is 1905575115.

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 5115755091 - 2³ = 5115755083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5115755011) 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, 18140835 + ... + 18141116.

It is an arithmetic number, because the mean of its divisors is an integer number (870766848).

Almost surely, 2^5115755091 is an apocalyptic number.

5115755091 is a deficient number, since it is larger than the sum of its proper divisors (1850379693).

5115755091 is a wasteful number, since it uses less digits than its factorization.

5115755091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36282001.

The product of its (nonzero) digits is 39375, while the sum is 39.

The square root of 5115755091 is about 71524.5069259481. The cubic root of 5115755091 is about 1723.0712984943.

The spelling of 5115755091 in words is "five billion, one hundred fifteen million, seven hundred fifty-five thousand, ninety-one".