2137945196 has 6 divisors (see below), whose sum is σ = 3741404100. Its totient is φ = 1068972596.

The previous prime is 2137945193. The next prime is 2137945241. The reversal of 2137945196 is 6915497312.

It is a super-2 number, since 2×2137945196² = 9141619322198956832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2137945196.

It is not an unprimeable number, because it can be changed into a prime (2137945193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267243146 + ... + 267243153.

It is an arithmetic number, because the mean of its divisors is an integer number (623567350).

Almost surely, 2^2137945196 is an apocalyptic number.

It is an amenable number.

2137945196 is a deficient number, since it is larger than the sum of its proper divisors (1603458904).

2137945196 is a wasteful number, since it uses less digits than its factorization.

2137945196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534486303 (or 534486301 counting only the distinct ones).

The product of its digits is 408240, while the sum is 47.

The square root of 2137945196 is about 46237.9194601141. The cubic root of 2137945196 is about 1288.2461585703.

The spelling of 2137945196 in words is "two billion, one hundred thirty-seven million, nine hundred forty-five thousand, one hundred ninety-six".