11542312132 has 24 divisors (see below), whose sum is σ = 21956126976. Its totient is φ = 5277431328.

The previous prime is 11542312121. The next prime is 11542312141. The reversal of 11542312132 is 23121324511.

It is a junction number, because it is equal to n+sod(n) for n = 11542312097 and 11542312106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031668 + ... + 1042795.

It is an arithmetic number, because the mean of its divisors is an integer number (914838624).

Almost surely, 2^11542312132 is an apocalyptic number.

It is an amenable number.

11542312132 is a deficient number, since it is larger than the sum of its proper divisors (10413814844).

11542312132 is a wasteful number, since it uses less digits than its factorization.

11542312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074587 (or 2074585 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

Adding to 11542312132 its reverse (23121324511), we get a palindrome (34663636643).

The spelling of 11542312132 in words is "eleven billion, five hundred forty-two million, three hundred twelve thousand, one hundred thirty-two".