11142156166 has 16 divisors (see below), whose sum is σ = 16828477344. Its totient is φ = 5532724224.

The previous prime is 11142156161. The next prime is 11142156169. The reversal of 11142156166 is 66165124111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142156161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370636 + ... + 399568.

It is an arithmetic number, because the mean of its divisors is an integer number (1051779834).

Almost surely, 2^11142156166 is an apocalyptic number.

11142156166 is a deficient number, since it is larger than the sum of its proper divisors (5686321178).

11142156166 is a wasteful number, since it uses less digits than its factorization.

11142156166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30255.

The product of its digits is 8640, while the sum is 34.

The spelling of 11142156166 in words is "eleven billion, one hundred forty-two million, one hundred fifty-six thousand, one hundred sixty-six".