11432439 has 6 divisors (see below), whose sum is σ = 16513536. Its totient is φ = 7621620.

The previous prime is 11432423. The next prime is 11432441. The reversal of 11432439 is 93423411.

It is not a de Polignac number, because 11432439 - 2⁴ = 11432423 is a prime.

It is a super-2 number, since 2×11432439² = 261401322977442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432419) 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, 635127 + ... + 635144.

It is an arithmetic number, because the mean of its divisors is an integer number (2752256).

Almost surely, 2^11432439 is an apocalyptic number.

11432439 is a deficient number, since it is larger than the sum of its proper divisors (5081097).

11432439 is a wasteful number, since it uses less digits than its factorization.

11432439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270277 (or 1270274 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 11432439 is about 3381.1889920559. The cubic root of 11432439 is about 225.2749823137.

The spelling of 11432439 in words is "eleven million, four hundred thirty-two thousand, four hundred thirty-nine".