138325029 has 8 divisors (see below), whose sum is σ = 185023872. Its totient is φ = 91921440.

The previous prime is 138325009. The next prime is 138325037. The reversal of 138325029 is 920523831.

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

It is not a de Polignac number, because 138325029 - 2⁸ = 138324773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138325009) 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, 72717 + ... + 74594.

It is an arithmetic number, because the mean of its divisors is an integer number (23127984).

Almost surely, 2^138325029 is an apocalyptic number.

It is an amenable number.

138325029 is a deficient number, since it is larger than the sum of its proper divisors (46698843).

138325029 is a wasteful number, since it uses less digits than its factorization.

138325029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147627.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 138325029 is about 11761.1661411613. The cubic root of 138325029 is about 517.1703162797.

The spelling of 138325029 in words is "one hundred thirty-eight million, three hundred twenty-five thousand, twenty-nine".