138337335 has 16 divisors (see below), whose sum is σ = 245933280. Its totient is φ = 73779840.

The previous prime is 138337333. The next prime is 138337357. The reversal of 138337335 is 533733831.

It is not a de Polignac number, because 138337335 - 2¹ = 138337333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 138337335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138337333) 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, 512226 + ... + 512495.

It is an arithmetic number, because the mean of its divisors is an integer number (15370830).

Almost surely, 2^138337335 is an apocalyptic number.

138337335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

138337335 is a deficient number, since it is larger than the sum of its proper divisors (107595945).

138337335 is a wasteful number, since it uses less digits than its factorization.

138337335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024735 (or 1024729 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 138337335 is about 11761.6892919342. The cubic root of 138337335 is about 517.1856524032.

The spelling of 138337335 in words is "one hundred thirty-eight million, three hundred thirty-seven thousand, three hundred thirty-five".