1156330663 has 8 divisors (see below), whose sum is σ = 1175342400. Its totient is φ = 1137428448.

The previous prime is 1156330661. The next prime is 1156330699. The reversal of 1156330663 is 3660336511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1156330663 - 2¹ = 1156330661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156330661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5956 + ... + 48457.

It is an arithmetic number, because the mean of its divisors is an integer number (146917800).

Almost surely, 2^1156330663 is an apocalyptic number.

1156330663 is a deficient number, since it is larger than the sum of its proper divisors (19011737).

1156330663 is an equidigital number, since it uses as much as digits as its factorization.

1156330663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54761.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 1156330663 is about 34004.8623434943. The cubic root of 1156330663 is about 1049.6085201216.

The spelling of 1156330663 in words is "one billion, one hundred fifty-six million, three hundred thirty thousand, six hundred sixty-three".