11542342134 has 32 divisors (see below), whose sum is σ = 24480877536. Its totient is φ = 3615457280.

The previous prime is 11542342111. The next prime is 11542342157. The reversal of 11542342134 is 43124324511.

It is an interprime number because it is at equal distance from previous prime (11542342111) and next prime (11542342157).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22887 + ... + 153650.

It is an arithmetic number, because the mean of its divisors is an integer number (765027423).

Almost surely, 2^11542342134 is an apocalyptic number.

11542342134 is an abundant number, since it is smaller than the sum of its proper divisors (12938535402).

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

11542342134 is a wasteful number, since it uses less digits than its factorization.

11542342134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177200.

The product of its digits is 11520, while the sum is 30.

Adding to 11542342134 its reverse (43124324511), we get a palindrome (54666666645).

The spelling of 11542342134 in words is "eleven billion, five hundred forty-two million, three hundred forty-two thousand, one hundred thirty-four".