11142186263 has 16 divisors (see below), whose sum is σ = 12603956736. Its totient is φ = 9772725600.

The previous prime is 11142186221. The next prime is 11142186331. The reversal of 11142186263 is 36268124111.

It is a cyclic number.

It is not a de Polignac number, because 11142186263 - 2¹² = 11142182167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142186163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78245 + ... + 168542.

It is an arithmetic number, because the mean of its divisors is an integer number (787747296).

Almost surely, 2^11142186263 is an apocalyptic number.

11142186263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11142186263 is a deficient number, since it is larger than the sum of its proper divisors (1461770473).

11142186263 is a wasteful number, since it uses less digits than its factorization.

11142186263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246974.

The product of its digits is 13824, while the sum is 35.

The spelling of 11142186263 in words is "eleven billion, one hundred forty-two million, one hundred eighty-six thousand, two hundred sixty-three".