11138001 has 16 divisors (see below), whose sum is σ = 17558400. Its totient is φ = 6144768.

The previous prime is 11137993. The next prime is 11138033. The reversal of 11138001 is 10083111.

It is not a de Polignac number, because 11138001 - 2³ = 11137993 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 8536 + ... + 9753.

It is an arithmetic number, because the mean of its divisors is an integer number (1097400).

Almost surely, 2^11138001 is an apocalyptic number.

It is an amenable number.

11138001 is a deficient number, since it is larger than the sum of its proper divisors (6420399).

11138001 is a wasteful number, since it uses less digits than its factorization.

11138001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18328.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 11138001 is about 3337.3643792670. The cubic root of 11138001 is about 223.3241814522.

The spelling of 11138001 in words is "eleven million, one hundred thirty-eight thousand, one".