1156755464 has 8 divisors (see below), whose sum is σ = 2168916510. Its totient is φ = 578377728.

The previous prime is 1156755443. The next prime is 1156755487. The reversal of 1156755464 is 4645576511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1138522564 + 18232900 = 33742^2 + 4270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72297209 + ... + 72297224.

Almost surely, 2^1156755464 is an apocalyptic number.

It is an amenable number.

1156755464 is a deficient number, since it is larger than the sum of its proper divisors (1012161046).

1156755464 is a wasteful number, since it uses less digits than its factorization.

1156755464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144594439 (or 144594435 counting only the distinct ones).

The product of its digits is 504000, while the sum is 44.

The square root of 1156755464 is about 34011.1079501977. The cubic root of 1156755464 is about 1049.7370358867.

The spelling of 1156755464 in words is "one billion, one hundred fifty-six million, seven hundred fifty-five thousand, four hundred sixty-four".