1116622564 has 12 divisors (see below), whose sum is σ = 1956782464. Its totient is φ = 557541864.

The previous prime is 1116622553. The next prime is 1116622567. The reversal of 1116622564 is 4652266111.

It is not an unprimeable number, because it can be changed into a prime (1116622567) 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, 189084 + ... + 194899.

Almost surely, 2^1116622564 is an apocalyptic number.

It is an amenable number.

1116622564 is a deficient number, since it is larger than the sum of its proper divisors (840159900).

1116622564 is a wasteful number, since it uses less digits than its factorization.

1116622564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384714 (or 384712 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 1116622564 is about 33415.9028607638. The cubic root of 1116622564 is about 1037.4538814164.

Adding to 1116622564 its reverse (4652266111), we get a palindrome (5768888675).

The spelling of 1116622564 in words is "one billion, one hundred sixteen million, six hundred twenty-two thousand, five hundred sixty-four".