2136111892 has 6 divisors (see below), whose sum is σ = 3738195818. Its totient is φ = 1068055944.

The previous prime is 2136111853. The next prime is 2136111937. The reversal of 2136111892 is 2981116312.

It can be written as a sum of positive squares in only one way, i.e., 2087027856 + 49084036 = 45684^2 + 7006^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267013983 + ... + 267013990.

Almost surely, 2^2136111892 is an apocalyptic number.

It is an amenable number.

2136111892 is a deficient number, since it is larger than the sum of its proper divisors (1602083926).

2136111892 is a wasteful number, since it uses less digits than its factorization.

2136111892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534027977 (or 534027975 counting only the distinct ones).

The product of its digits is 5184, while the sum is 34.

The square root of 2136111892 is about 46218.0905274114. The cubic root of 2136111892 is about 1287.8778263615.

The spelling of 2136111892 in words is "two billion, one hundred thirty-six million, one hundred eleven thousand, eight hundred ninety-two".