11402043124 has 6 divisors (see below), whose sum is σ = 19953575474. Its totient is φ = 5701021560.

The previous prime is 11402043113. The next prime is 11402043131. The reversal of 11402043124 is 42134020411.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11189408400 + 212634724 = 105780^2 + 14582^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11402043095 and 11402043104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425255387 + ... + 1425255394.

Almost surely, 2^11402043124 is an apocalyptic number.

It is an amenable number.

11402043124 is a deficient number, since it is larger than the sum of its proper divisors (8551532350).

11402043124 is a wasteful number, since it uses less digits than its factorization.

11402043124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850510785 (or 2850510783 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11402043124 its reverse (42134020411), we get a palindrome (53536063535).

The spelling of 11402043124 in words is "eleven billion, four hundred two million, forty-three thousand, one hundred twenty-four".