1116507213 has 16 divisors (see below), whose sum is σ = 1665192000. Its totient is φ = 739339920.

The previous prime is 1116507179. The next prime is 1116507233. The reversal of 1116507213 is 3127056111.

1116507213 is a `hidden beast` number, since 1 + 1 + 1 + 650 + 7 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 1116507213 - 2¹⁸ = 1116245069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116507233) 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, 134743 + ... + 142788.

It is an arithmetic number, because the mean of its divisors is an integer number (104074500).

Almost surely, 2^1116507213 is an apocalyptic number.

It is an amenable number.

1116507213 is a deficient number, since it is larger than the sum of its proper divisors (548684787).

1116507213 is a wasteful number, since it uses less digits than its factorization.

1116507213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277689 (or 277683 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 1116507213 is about 33414.1768266106. The cubic root of 1116507213 is about 1037.4181559864.

The spelling of 1116507213 in words is "one billion, one hundred sixteen million, five hundred seven thousand, two hundred thirteen".