11099979 has 12 divisors (see below), whose sum is σ = 17491032. Its totient is φ = 6727200.

The previous prime is 11099951. The next prime is 11099983. The reversal of 11099979 is 97999011.

It is not a de Polignac number, because 11099979 - 2⁵ = 11099947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11099999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55962 + ... + 56159.

It is an arithmetic number, because the mean of its divisors is an integer number (1457586).

Almost surely, 2^11099979 is an apocalyptic number.

11099979 is a deficient number, since it is larger than the sum of its proper divisors (6391053).

11099979 is a wasteful number, since it uses less digits than its factorization.

11099979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112138 (or 112135 counting only the distinct ones).

The product of its (nonzero) digits is 45927, while the sum is 45.

The square root of 11099979 is about 3331.6630982139. The cubic root of 11099979 is about 223.0697697728.

The spelling of 11099979 in words is "eleven million, ninety-nine thousand, nine hundred seventy-nine".