138359337 has 16 divisors (see below), whose sum is σ = 190046208. Its totient is φ = 89485200.

The previous prime is 138359323. The next prime is 138359341. The reversal of 138359337 is 733953831.

It is a de Polignac number, because none of the positive numbers 2^k-138359337 is a prime.

It is a super-2 number, since 2×138359337² = 38286612270159138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (138359537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15928 + ... + 23030.

It is an arithmetic number, because the mean of its divisors is an integer number (11877888).

Almost surely, 2^138359337 is an apocalyptic number.

It is an amenable number.

138359337 is a deficient number, since it is larger than the sum of its proper divisors (51686871).

138359337 is a wasteful number, since it uses less digits than its factorization.

138359337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7300.

The product of its digits is 204120, while the sum is 42.

The square root of 138359337 is about 11762.6245795741. The cubic root of 138359337 is about 517.2130697197.

The spelling of 138359337 in words is "one hundred thirty-eight million, three hundred fifty-nine thousand, three hundred thirty-seven".