11422425 has 24 divisors (see below), whose sum is σ = 21583936. Its totient is φ = 5221440.

The previous prime is 11422423. The next prime is 11422427. The reversal of 11422425 is 52422411.

It is an interprime number because it is at equal distance from previous prime (11422423) and next prime (11422427).

It is not a de Polignac number, because 11422425 - 2¹ = 11422423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11422423) 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 23 ways as a sum of consecutive naturals, for example, 10354 + ... + 11403.

Almost surely, 2^11422425 is an apocalyptic number.

11422425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11422425 is a deficient number, since it is larger than the sum of its proper divisors (10161511).

11422425 is a wasteful number, since it uses less digits than its factorization.

11422425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21777 (or 21772 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 11422425 is about 3379.7078276088. The cubic root of 11422425 is about 225.2091881683.

Adding to 11422425 its reverse (52422411), we get a palindrome (63844836).

The spelling of 11422425 in words is "eleven million, four hundred twenty-two thousand, four hundred twenty-five".