11422251 has 12 divisors (see below), whose sum is σ = 16528720. Its totient is φ = 7601040.

The previous prime is 11422247. The next prime is 11422261. The reversal of 11422251 is 15222411.

11422251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11422251 - 2² = 11422247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11422241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7581 + ... + 8961.

Almost surely, 2^11422251 is an apocalyptic number.

11422251 is a deficient number, since it is larger than the sum of its proper divisors (5106469).

11422251 is a wasteful number, since it uses less digits than its factorization.

11422251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306 (or 2303 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 11422251 is about 3379.6820856406. The cubic root of 11422251 is about 225.2080446108.

Adding to 11422251 its product of digits (160), we get a palindrome (11422411).

Adding to 11422251 its reverse (15222411), we get a palindrome (26644662).

The spelling of 11422251 in words is "eleven million, four hundred twenty-two thousand, two hundred fifty-one".