11425437 has 6 divisors (see below), whose sum is σ = 16503422. Its totient is φ = 7616952.

The previous prime is 11425433. The next prime is 11425459. The reversal of 11425437 is 73452411.

11425437 is a `hidden beast` number, since 114 + 2 + 543 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11329956 + 95481 = 3366^2 + 309^2 .

It is not a de Polignac number, because 11425437 - 2² = 11425433 is a prime.

It is a super-2 number, since 2×11425437² = 261081221281938, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11425437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11425433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 634738 + ... + 634755.

Almost surely, 2^11425437 is an apocalyptic number.

It is an amenable number.

11425437 is a deficient number, since it is larger than the sum of its proper divisors (5077985).

11425437 is a wasteful number, since it uses less digits than its factorization.

11425437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269499 (or 1269496 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 11425437 is about 3380.1533988859. The cubic root of 11425437 is about 225.2289817019.

Adding to 11425437 its reverse (73452411), we get a palindrome (84877848).

The spelling of 11425437 in words is "eleven million, four hundred twenty-five thousand, four hundred thirty-seven".