137384311 has 2 divisors, whose sum is σ = 137384312. Its totient is φ = 137384310.

The previous prime is 137384257. The next prime is 137384323. The reversal of 137384311 is 113483731.

It is a strong prime.

It is an emirp because it is prime and its reverse (113483731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137384311 - 2¹³ = 137376119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137384381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68692155 + 68692156.

It is an arithmetic number, because the mean of its divisors is an integer number (68692156).

Almost surely, 2^137384311 is an apocalyptic number.

137384311 is a deficient number, since it is larger than the sum of its proper divisors (1).

137384311 is an equidigital number, since it uses as much as digits as its factorization.

137384311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 137384311 is about 11721.1053659627. The cubic root of 137384311 is about 515.9952614091.

The spelling of 137384311 in words is "one hundred thirty-seven million, three hundred eighty-four thousand, three hundred eleven".