11752765161 has 8 divisors (see below), whose sum is σ = 15673341984. Its totient is φ = 7833682560.

The previous prime is 11752765139. The next prime is 11752765183. The reversal of 11752765161 is 16156725711.

It is an interprime number because it is at equal distance from previous prime (11752765139) and next prime (11752765183).

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

It is not a de Polignac number, because 11752765161 - 2¹⁵ = 11752732393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11752765961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355071 + ... + 386756.

It is an arithmetic number, because the mean of its divisors is an integer number (1959167748).

Almost surely, 2^11752765161 is an apocalyptic number.

It is an amenable number.

11752765161 is a deficient number, since it is larger than the sum of its proper divisors (3920576823).

11752765161 is an equidigital number, since it uses as much as digits as its factorization.

11752765161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747111.

The product of its digits is 88200, while the sum is 42.

The spelling of 11752765161 in words is "eleven billion, seven hundred fifty-two million, seven hundred sixty-five thousand, one hundred sixty-one".