137342719 has 2 divisors, whose sum is σ = 137342720. Its totient is φ = 137342718.

The previous prime is 137342713. The next prime is 137342747. The reversal of 137342719 is 917243731.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137342719 - 2¹⁵ = 137309951 is a prime.

It is a super-2 number, since 2×137342719² = 37726044924625922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137342713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68671359 + 68671360.

It is an arithmetic number, because the mean of its divisors is an integer number (68671360).

Almost surely, 2^137342719 is an apocalyptic number.

137342719 is a deficient number, since it is larger than the sum of its proper divisors (1).

137342719 is an equidigital number, since it uses as much as digits as its factorization.

137342719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 137342719 is about 11719.3309962642. The cubic root of 137342719 is about 515.9431850091.

The spelling of 137342719 in words is "one hundred thirty-seven million, three hundred forty-two thousand, seven hundred nineteen".