11149999 has 12 divisors (see below), whose sum is σ = 13029744. Its totient is φ = 9513504.

The previous prime is 11149973. The next prime is 11150021. The reversal of 11149999 is 99994111.

11149999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11149999 - 2⁵ = 11149967 is a prime.

11149999 is a modest number, since divided by 9999 gives 1114 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15149999) 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, 14974 + ... + 15700.

It is an arithmetic number, because the mean of its divisors is an integer number (1085812).

Almost surely, 2^11149999 is an apocalyptic number.

11149999 is a deficient number, since it is larger than the sum of its proper divisors (1879745).

11149999 is an equidigital number, since it uses as much as digits as its factorization.

11149999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054 (or 1047 counting only the distinct ones).

The product of its digits is 26244, while the sum is 43.

The square root of 11149999 is about 3339.1614216746. The cubic root of 11149999 is about 223.4043419164.

The spelling of 11149999 in words is "eleven million, one hundred forty-nine thousand, nine hundred ninety-nine".