11513430342 has 64 divisors (see below), whose sum is σ = 27558432000. Its totient is φ = 3551252544.

The previous prime is 11513430329. The next prime is 11513430391. The reversal of 11513430342 is 24303431511.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86367 + ... + 174602.

It is an arithmetic number, because the mean of its divisors is an integer number (430600500).

Almost surely, 2^11513430342 is an apocalyptic number.

11513430342 is an abundant number, since it is smaller than the sum of its proper divisors (16045001658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11513430342 is a wasteful number, since it uses less digits than its factorization.

11513430342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261042 (or 261036 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 11513430342 its reverse (24303431511), we get a palindrome (35816861853).

The spelling of 11513430342 in words is "eleven billion, five hundred thirteen million, four hundred thirty thousand, three hundred forty-two".