11130999 has 16 divisors (see below), whose sum is σ = 16467840. Its totient is φ = 6630560.

The previous prime is 11130991. The next prime is 11131019. The reversal of 11130999 is 99903111.

It is a cyclic number.

It is not a de Polignac number, because 11130999 - 2³ = 11130991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912 + ... + 4805.

It is an arithmetic number, because the mean of its divisors is an integer number (1029240).

Almost surely, 2^11130999 is an apocalyptic number.

11130999 is a deficient number, since it is larger than the sum of its proper divisors (5336841).

11130999 is a wasteful number, since it uses less digits than its factorization.

11130999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790.

The product of its (nonzero) digits is 2187, while the sum is 33.

The square root of 11130999 is about 3336.3151829526. The cubic root of 11130999 is about 223.2773734204.

The spelling of 11130999 in words is "eleven million, one hundred thirty thousand, nine hundred ninety-nine".