137135719 has 16 divisors (see below), whose sum is σ = 168293376. Its totient is φ = 109065600.

The previous prime is 137135717. The next prime is 137135731. The reversal of 137135719 is 917531731.

It is not a de Polignac number, because 137135719 - 2¹ = 137135717 is a prime.

It is a super-2 number, since 2×137135719² = 37612410851293922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137135717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334 + ... + 16564.

It is an arithmetic number, because the mean of its divisors is an integer number (10518336).

Almost surely, 2^137135719 is an apocalyptic number.

137135719 is a deficient number, since it is larger than the sum of its proper divisors (31157657).

137135719 is a wasteful number, since it uses less digits than its factorization.

137135719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16326.

The product of its digits is 19845, while the sum is 37.

The square root of 137135719 is about 11710.4961039232. The cubic root of 137135719 is about 515.6838485095.

The spelling of 137135719 in words is "one hundred thirty-seven million, one hundred thirty-five thousand, seven hundred nineteen".