138059900 has 36 divisors (see below), whose sum is σ = 326828040. Its totient is φ = 50203200.

The previous prime is 138059891. The next prime is 138059927. The reversal of 138059900 is 9950831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61655 + ... + 63854.

Almost surely, 2^138059900 is an apocalyptic number.

138059900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

138059900 is an abundant number, since it is smaller than the sum of its proper divisors (188768140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138059900 is a wasteful number, since it uses less digits than its factorization.

138059900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125534 (or 125527 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 138059900 is about 11749.8893611812. The cubic root of 138059900 is about 516.8396830660.

The spelling of 138059900 in words is "one hundred thirty-eight million, fifty-nine thousand, nine hundred".