1116515389 has 4 divisors (see below), whose sum is σ = 1218016800. Its totient is φ = 1015013980.

The previous prime is 1116515369. The next prime is 1116515417. The reversal of 1116515389 is 9835156111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1116515389 - 2⁵ = 1116515357 is a prime.

It is a super-2 number, since 2×1116515389² = 2493213227747642642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116515359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50750689 + ... + 50750710.

It is an arithmetic number, because the mean of its divisors is an integer number (304504200).

Almost surely, 2^1116515389 is an apocalyptic number.

It is an amenable number.

1116515389 is a deficient number, since it is larger than the sum of its proper divisors (101501411).

1116515389 is a wasteful number, since it uses less digits than its factorization.

1116515389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101501410.

The product of its digits is 32400, while the sum is 40.

The square root of 1116515389 is about 33414.2991696669. The cubic root of 1116515389 is about 1037.4206882614.

The spelling of 1116515389 in words is "one billion, one hundred sixteen million, five hundred fifteen thousand, three hundred eighty-nine".