11250027979 has 4 divisors (see below), whose sum is σ = 11317393584. Its totient is φ = 11182662376.

The previous prime is 11250027949. The next prime is 11250027989. The reversal of 11250027979 is 97972005211.

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 11250027979 - 2¹¹ = 11250025931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11250027949) 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, 33682552 + ... + 33682885.

It is an arithmetic number, because the mean of its divisors is an integer number (2829348396).

Almost surely, 2^11250027979 is an apocalyptic number.

11250027979 is a deficient number, since it is larger than the sum of its proper divisors (67365605).

11250027979 is an equidigital number, since it uses as much as digits as its factorization.

11250027979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67365604.

The product of its (nonzero) digits is 79380, while the sum is 43.

The spelling of 11250027979 in words is "eleven billion, two hundred fifty million, twenty-seven thousand, nine hundred seventy-nine".