1156368463 has 4 divisors (see below), whose sum is σ = 1157767560. Its totient is φ = 1154969368.

The previous prime is 1156368449. The next prime is 1156368467. The reversal of 1156368463 is 3648636511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1156368463 - 2⁵ = 1156368431 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 (1156368467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698308 + ... + 699961.

It is an arithmetic number, because the mean of its divisors is an integer number (289441890).

Almost surely, 2^1156368463 is an apocalyptic number.

1156368463 is a deficient number, since it is larger than the sum of its proper divisors (1399097).

1156368463 is an equidigital number, since it uses as much as digits as its factorization.

1156368463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399096.

The product of its digits is 311040, while the sum is 43.

The square root of 1156368463 is about 34005.4181418197. The cubic root of 1156368463 is about 1049.6199570951.

The spelling of 1156368463 in words is "one billion, one hundred fifty-six million, three hundred sixty-eight thousand, four hundred sixty-three".