11279770115 has 8 divisors (see below), whose sum is σ = 13559186400. Its totient is φ = 9008174592.

The previous prime is 11279770069. The next prime is 11279770129. The reversal of 11279770115 is 51107797211.

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 11279770115 - 2⁸ = 11279769859 is a prime.

It is a super-2 number, since 2×11279770115² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1952015 + ... + 1957784.

It is an arithmetic number, because the mean of its divisors is an integer number (1694898300).

Almost surely, 2^11279770115 is an apocalyptic number.

11279770115 is a deficient number, since it is larger than the sum of its proper divisors (2279416285).

11279770115 is an equidigital number, since it uses as much as digits as its factorization.

11279770115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910381.

The product of its (nonzero) digits is 30870, while the sum is 41.

The spelling of 11279770115 in words is "eleven billion, two hundred seventy-nine million, seven hundred seventy thousand, one hundred fifteen".