137839327 has 2 divisors, whose sum is σ = 137839328. Its totient is φ = 137839326.

The previous prime is 137839277. The next prime is 137839333. The reversal of 137839327 is 723938731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137839327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137839367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68919663 + 68919664.

It is an arithmetic number, because the mean of its divisors is an integer number (68919664).

Almost surely, 2^137839327 is an apocalyptic number.

137839327 is a deficient number, since it is larger than the sum of its proper divisors (1).

137839327 is an equidigital number, since it uses as much as digits as its factorization.

137839327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 43.

The square root of 137839327 is about 11740.4994357140. The cubic root of 137839327 is about 516.5642913822.

The spelling of 137839327 in words is "one hundred thirty-seven million, eight hundred thirty-nine thousand, three hundred twenty-seven".