11413344231 has 16 divisors (see below), whose sum is σ = 17365650400. Its totient is φ = 7403249664.

The previous prime is 11413344223. The next prime is 11413344253. The reversal of 11413344231 is 13244331411.

11413344231 is a `hidden beast` number, since 11 + 413 + 3 + 4 + 4 + 231 = 666.

It is not a de Polignac number, because 11413344231 - 2³ = 11413344223 is a prime.

It is a super-2 number, since 2×11413344231² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11413344195 and 11413344204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11413348231) 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 15 ways as a sum of consecutive naturals, for example, 5711386 + ... + 5713383.

It is an arithmetic number, because the mean of its divisors is an integer number (1085353150).

Almost surely, 2^11413344231 is an apocalyptic number.

11413344231 is a deficient number, since it is larger than the sum of its proper divisors (5952306169).

11413344231 is a wasteful number, since it uses less digits than its factorization.

11413344231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11424815 (or 11424809 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 11413344231 its reverse (13244331411), we get a palindrome (24657675642).

The spelling of 11413344231 in words is "eleven billion, four hundred thirteen million, three hundred forty-four thousand, two hundred thirty-one".