11312443124 has 6 divisors (see below), whose sum is σ = 19796775474. Its totient is φ = 5656221560.

The previous prime is 11312443123. The next prime is 11312443133. The reversal of 11312443124 is 42134421311.

It can be written as a sum of positive squares in only one way, i.e., 9787540624 + 1524902500 = 98932^2 + 39050^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11312443093 and 11312443102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312443123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414055387 + ... + 1414055394.

It is an arithmetic number, because the mean of its divisors is an integer number (3299462579).

Almost surely, 2^11312443124 is an apocalyptic number.

It is an amenable number.

11312443124 is a deficient number, since it is larger than the sum of its proper divisors (8484332350).

11312443124 is a wasteful number, since it uses less digits than its factorization.

11312443124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828110785 (or 2828110783 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

Adding to 11312443124 its reverse (42134421311), we get a palindrome (53446864435).

The spelling of 11312443124 in words is "eleven billion, three hundred twelve million, four hundred forty-three thousand, one hundred twenty-four".