1116172533 has 32 divisors (see below), whose sum is σ = 1723244544. Its totient is φ = 629456832.

The previous prime is 1116172517. The next prime is 1116172567. The reversal of 1116172533 is 3352716111.

It is not a de Polignac number, because 1116172533 - 2⁴ = 1116172517 is a prime.

It is a super-2 number, since 2×1116172533² = 2491682246847272178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1116172533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116172573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 711516 + ... + 713082.

It is an arithmetic number, because the mean of its divisors is an integer number (53851392).

Almost surely, 2^1116172533 is an apocalyptic number.

It is an amenable number.

1116172533 is a deficient number, since it is larger than the sum of its proper divisors (607072011).

1116172533 is a wasteful number, since it uses less digits than its factorization.

1116172533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001.

The product of its digits is 3780, while the sum is 30.

The square root of 1116172533 is about 33409.1683973127. The cubic root of 1116172533 is about 1037.3144881067.

Adding to 1116172533 its reverse (3352716111), we get a palindrome (4468888644).

The spelling of 1116172533 in words is "one billion, one hundred sixteen million, one hundred seventy-two thousand, five hundred thirty-three".