11026231 has 4 divisors (see below), whose sum is σ = 11053600. Its totient is φ = 10998864.

The previous prime is 11026219. The next prime is 11026237. The reversal of 11026231 is 13262011.

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

It is a cyclic number.

It is not a de Polignac number, because 11026231 - 2⁵ = 11026199 is a prime.

It is a super-2 number, since 2×11026231² = 243155540130722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11026237) 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, 13071 + ... + 13888.

It is an arithmetic number, because the mean of its divisors is an integer number (2763400).

Almost surely, 2^11026231 is an apocalyptic number.

11026231 is a deficient number, since it is larger than the sum of its proper divisors (27369).

11026231 is an equidigital number, since it uses as much as digits as its factorization.

11026231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27368.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 11026231 is about 3320.5769077075. The cubic root of 11026231 is about 222.5746481844.

Adding to 11026231 its reverse (13262011), we get a palindrome (24288242).

The spelling of 11026231 in words is "eleven million, twenty-six thousand, two hundred thirty-one".