1116722152 has 96 divisors (see below), whose sum is σ = 2634357600. Its totient is φ = 439883136.

The previous prime is 1116722149. The next prime is 1116722179. The reversal of 1116722152 is 2512276111.

It is a super-2 number, since 2×1116722152² = 2494136729535022208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1116722152.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2134963 + ... + 2135485.

It is an arithmetic number, because the mean of its divisors is an integer number (27441225).

Almost surely, 2^1116722152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116722152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317178800).

1116722152 is an abundant number, since it is smaller than the sum of its proper divisors (1517635448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1116722152 is a wasteful number, since it uses less digits than its factorization.

1116722152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 964 counting only the distinct ones).

The product of its digits is 1680, while the sum is 28.

The square root of 1116722152 is about 33417.3929563633. The cubic root of 1116722152 is about 1037.4847228989.

Adding to 1116722152 its reverse (2512276111), we get a palindrome (3628998263).

The spelling of 1116722152 in words is "one billion, one hundred sixteen million, seven hundred twenty-two thousand, one hundred fifty-two".