1151494056 has 40 divisors (see below), whose sum is σ = 3225251370. Its totient is φ = 383831136.

The previous prime is 1151494037. The next prime is 1151494063. The reversal of 1151494056 is 6504941511.

1151494056 is a `hidden beast` number, since 1 + 1 + 514 + 94 + 0 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 868245156 + 283248900 = 29466^2 + 16830^2 .

It is a super-2 number, since 2×1151494056² = 2651877122006662272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1151494056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 887851 + ... + 889146.

Almost surely, 2^1151494056 is an apocalyptic number.

It is an amenable number.

1151494056 is an abundant number, since it is smaller than the sum of its proper divisors (2073757314).

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

1151494056 is a wasteful number, since it uses less digits than its factorization.

1151494056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777015 (or 1777002 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 1151494056 is about 33933.6714194029. The cubic root of 1151494056 is about 1048.1430689631.

It can be divided in two parts, 11514 and 94056, that added together give a triangular number (105570 = T₄₅₉).

The spelling of 1151494056 in words is "one billion, one hundred fifty-one million, four hundred ninety-four thousand, fifty-six".