1145334756 has 24 divisors (see below), whose sum is σ = 2734598944. Its totient is φ = 372899520.

The previous prime is 1145334737. The next prime is 1145334767. The reversal of 1145334756 is 6574335411.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 1109305 + ... + 1110336.

Almost surely, 2^1145334756 is an apocalyptic number.

It is an amenable number.

1145334756 is an abundant number, since it is smaller than the sum of its proper divisors (1589264188).

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

1145334756 is a wasteful number, since it uses less digits than its factorization.

1145334756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2219691 (or 2219689 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 1145334756 is about 33842.7947427514. The cubic root of 1145334756 is about 1046.2709004930.

The spelling of 1145334756 in words is "one billion, one hundred forty-five million, three hundred thirty-four thousand, seven hundred fifty-six".