2137349243 has 2 divisors, whose sum is σ = 2137349244. Its totient is φ = 2137349242.

The previous prime is 2137349239. The next prime is 2137349297. The reversal of 2137349243 is 3429437312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2137349243 - 2² = 2137349239 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2137349197 and 2137349206.

It is not a weakly prime, because it can be changed into another prime (2137309243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068674621 + 1068674622.

It is an arithmetic number, because the mean of its divisors is an integer number (1068674622).

Almost surely, 2^2137349243 is an apocalyptic number.

2137349243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2137349243 is an equidigital number, since it uses as much as digits as its factorization.

2137349243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 38.

The square root of 2137349243 is about 46231.4745925327. The cubic root of 2137349243 is about 1288.1264477516.

The spelling of 2137349243 in words is "two billion, one hundred thirty-seven million, three hundred forty-nine thousand, two hundred forty-three".