11513166142 has 8 divisors (see below), whose sum is σ = 17271289656. Its totient is φ = 5756069592.

The previous prime is 11513166103. The next prime is 11513166157. The reversal of 11513166142 is 24166131511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11513166142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228073 + ... + 273940.

It is an arithmetic number, because the mean of its divisors is an integer number (2158911207).

Almost surely, 2^11513166142 is an apocalyptic number.

11513166142 is a deficient number, since it is larger than the sum of its proper divisors (5758123514).

11513166142 is a wasteful number, since it uses less digits than its factorization.

11513166142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513482.

The product of its digits is 4320, while the sum is 31.

Adding to 11513166142 its reverse (24166131511), we get a palindrome (35679297653).

The spelling of 11513166142 in words is "eleven billion, five hundred thirteen million, one hundred sixty-six thousand, one hundred forty-two".