11403442342 has 24 divisors (see below), whose sum is σ = 18183325104. Its totient is φ = 5362549632.

The previous prime is 11403442339. The next prime is 11403442357. The reversal of 11403442342 is 24324430411.

It is a self number, because there is not a number n which added to its sum of digits gives 11403442342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 922708 + ... + 934984.

It is an arithmetic number, because the mean of its divisors is an integer number (757638546).

Almost surely, 2^11403442342 is an apocalyptic number.

11403442342 is a deficient number, since it is larger than the sum of its proper divisors (6779882762).

11403442342 is a wasteful number, since it uses less digits than its factorization.

11403442342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13920 (or 13903 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 11403442342 its reverse (24324430411), we get a palindrome (35727872753).

The spelling of 11403442342 in words is "eleven billion, four hundred three million, four hundred forty-two thousand, three hundred forty-two".