11138011 has 4 divisors (see below), whose sum is σ = 11148624. Its totient is φ = 11127400.

The previous prime is 11137993. The next prime is 11138033. The reversal of 11138011 is 11083111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11138011 - 2⁵ = 11137979 is a prime.

It is a super-2 number, since 2×11138011² = 248110578072242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11138041) 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, 3535 + ... + 5896.

It is an arithmetic number, because the mean of its divisors is an integer number (2787156).

Almost surely, 2^11138011 is an apocalyptic number.

11138011 is a deficient number, since it is larger than the sum of its proper divisors (10613).

11138011 is an equidigital number, since it uses as much as digits as its factorization.

11138011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10612.

The product of its (nonzero) digits is 24, while the sum is 16.

The square root of 11138011 is about 3337.3658774549. The cubic root of 11138011 is about 223.3242482876.

The spelling of 11138011 in words is "eleven million, one hundred thirty-eight thousand, eleven".