11422131 has 8 divisors (see below), whose sum is σ = 17405184. Its totient is φ = 6526920.

The previous prime is 11422129. The next prime is 11422183. The reversal of 11422131 is 13122411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11422131 - 2¹ = 11422129 is a prime.

It is a super-2 number, since 2×11422131² = 260930153162322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11422131.

It is not an unprimeable number, because it can be changed into a prime (11422121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271935 + ... + 271976.

It is an arithmetic number, because the mean of its divisors is an integer number (2175648).

Almost surely, 2^11422131 is an apocalyptic number.

11422131 is a deficient number, since it is larger than the sum of its proper divisors (5983053).

11422131 is an equidigital number, since it uses as much as digits as its factorization.

11422131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543921.

The product of its digits is 48, while the sum is 15.

The square root of 11422131 is about 3379.6643324449. The cubic root of 11422131 is about 225.2072559437.

Adding to 11422131 its reverse (13122411), we get a palindrome (24544542).

The spelling of 11422131 in words is "eleven million, four hundred twenty-two thousand, one hundred thirty-one".