138088037 has 2 divisors, whose sum is σ = 138088038. Its totient is φ = 138088036.

The previous prime is 138088019. The next prime is 138088051. The reversal of 138088037 is 730880831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132733441 + 5354596 = 11521^2 + 2314^2 .

It is a cyclic number.

It is not a de Polignac number, because 138088037 - 2¹⁶ = 138022501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138088057) 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 as a sum of consecutive naturals, namely, 69044018 + 69044019.

It is an arithmetic number, because the mean of its divisors is an integer number (69044019).

Almost surely, 2^138088037 is an apocalyptic number.

It is an amenable number.

138088037 is a deficient number, since it is larger than the sum of its proper divisors (1).

138088037 is an equidigital number, since it uses as much as digits as its factorization.

138088037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 138088037 is about 11751.0866306057. The cubic root of 138088037 is about 516.8747918131.

The spelling of 138088037 in words is "one hundred thirty-eight million, eighty-eight thousand, thirty-seven".