11424533431 has 4 divisors (see below), whose sum is σ = 11465777512. Its totient is φ = 11383289352.

The previous prime is 11424533399. The next prime is 11424533459. The reversal of 11424533431 is 13433542411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11424533431 - 2⁵ = 11424533399 is a prime.

It is a super-2 number, since 2×11424533431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11424533393 and 11424533402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11424533531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20621625 + ... + 20622178.

It is an arithmetic number, because the mean of its divisors is an integer number (2866444378).

Almost surely, 2^11424533431 is an apocalyptic number.

11424533431 is a deficient number, since it is larger than the sum of its proper divisors (41244081).

11424533431 is an equidigital number, since it uses as much as digits as its factorization.

11424533431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41244080.

The product of its digits is 17280, while the sum is 31.

The spelling of 11424533431 in words is "eleven billion, four hundred twenty-four million, five hundred thirty-three thousand, four hundred thirty-one".