11999375075 has 6 divisors (see below), whose sum is σ = 14879225124. Its totient is φ = 9599500040.

The previous prime is 11999375053. The next prime is 11999375077. The reversal of 11999375075 is 57057399911.

It is not a de Polignac number, because 11999375075 - 2¹⁴ = 11999358691 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11999375075.

It is not an unprimeable number, because it can be changed into a prime (11999375077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 239987477 + ... + 239987526.

It is an arithmetic number, because the mean of its divisors is an integer number (2479870854).

Almost surely, 2^11999375075 is an apocalyptic number.

11999375075 is a deficient number, since it is larger than the sum of its proper divisors (2879850049).

11999375075 is an equidigital number, since it uses as much as digits as its factorization.

11999375075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479975013 (or 479975008 counting only the distinct ones).

The product of its (nonzero) digits is 2679075, while the sum is 56.

The spelling of 11999375075 in words is "eleven billion, nine hundred ninety-nine million, three hundred seventy-five thousand, seventy-five".