138232677 has 8 divisors (see below), whose sum is σ = 201065760. Its totient is φ = 83777360.

The previous prime is 138232673. The next prime is 138232711. The reversal of 138232677 is 776232831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 138232677 - 2² = 138232673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138232673) 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 7 ways as a sum of consecutive naturals, for example, 2094402 + ... + 2094467.

It is an arithmetic number, because the mean of its divisors is an integer number (25133220).

Almost surely, 2^138232677 is an apocalyptic number.

It is an amenable number.

138232677 is a deficient number, since it is larger than the sum of its proper divisors (62833083).

138232677 is a wasteful number, since it uses less digits than its factorization.

138232677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4188883.

The product of its digits is 84672, while the sum is 39.

The square root of 138232677 is about 11757.2393443359. The cubic root of 138232677 is about 517.0551952814.

The spelling of 138232677 in words is "one hundred thirty-eight million, two hundred thirty-two thousand, six hundred seventy-seven".