11138007 has 4 divisors (see below), whose sum is σ = 14850680. Its totient is φ = 7425336.

The previous prime is 11137993. The next prime is 11138033. The reversal of 11138007 is 70083111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11138007 - 2¹¹ = 11135959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11138087) 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, 1856332 + ... + 1856337.

It is an arithmetic number, because the mean of its divisors is an integer number (3712670).

Almost surely, 2^11138007 is an apocalyptic number.

11138007 is a deficient number, since it is larger than the sum of its proper divisors (3712673).

11138007 is an equidigital number, since it uses as much as digits as its factorization.

11138007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712672.

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 11138007 is about 3337.3652781798. The cubic root of 11138007 is about 223.3242215535.

The spelling of 11138007 in words is "eleven million, one hundred thirty-eight thousand, seven".