11452775863 has 4 divisors (see below), whose sum is σ = 12055553560. Its totient is φ = 10849998168.

The previous prime is 11452775857. The next prime is 11452775879. The reversal of 11452775863 is 36857725411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36857725411 = 13 ⋅2835209647.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11452775863 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 (11452775813) 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, 301388820 + ... + 301388857.

It is an arithmetic number, because the mean of its divisors is an integer number (3013888390).

Almost surely, 2^11452775863 is an apocalyptic number.

11452775863 is a deficient number, since it is larger than the sum of its proper divisors (602777697).

11452775863 is an equidigital number, since it uses as much as digits as its factorization.

11452775863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602777696.

The product of its digits is 1411200, while the sum is 49.

The spelling of 11452775863 in words is "eleven billion, four hundred fifty-two million, seven hundred seventy-five thousand, eight hundred sixty-three".