137340211 has 2 divisors, whose sum is σ = 137340212. Its totient is φ = 137340210.

The previous prime is 137340209. The next prime is 137340253. The reversal of 137340211 is 112043731.

137340211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (112043731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137340211 - 2¹ = 137340209 is a prime.

Together with 137340209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (137340271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68670105 + 68670106.

It is an arithmetic number, because the mean of its divisors is an integer number (68670106).

Almost surely, 2^137340211 is an apocalyptic number.

137340211 is a deficient number, since it is larger than the sum of its proper divisors (1).

137340211 is an equidigital number, since it uses as much as digits as its factorization.

137340211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 137340211 is about 11719.2239930808. The cubic root of 137340211 is about 515.9400444631.

Adding to 137340211 its reverse (112043731), we get a palindrome (249383942).

The spelling of 137340211 in words is "one hundred thirty-seven million, three hundred forty thousand, two hundred eleven".