138035607 has 4 divisors (see below), whose sum is σ = 184047480. Its totient is φ = 92023736.

The previous prime is 138035603. The next prime is 138035629. The reversal of 138035607 is 706530831.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 138035607 - 2² = 138035603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138035603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23005932 + ... + 23005937.

It is an arithmetic number, because the mean of its divisors is an integer number (46011870).

Almost surely, 2^138035607 is an apocalyptic number.

138035607 is a deficient number, since it is larger than the sum of its proper divisors (46011873).

138035607 is an equidigital number, since it uses as much as digits as its factorization.

138035607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46011872.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 138035607 is about 11748.8555612877. The cubic root of 138035607 is about 516.8093669425.

The spelling of 138035607 in words is "one hundred thirty-eight million, thirty-five thousand, six hundred seven".