138114180 has 48 divisors (see below), whose sum is σ = 429690240. Its totient is φ = 36830304.

The previous prime is 138114169. The next prime is 138114181. The reversal of 138114180 is 81411831.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (138114181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127344 + ... + 128423.

It is an arithmetic number, because the mean of its divisors is an integer number (8951880).

Almost surely, 2^138114180 is an apocalyptic number.

138114180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

138114180 is an abundant number, since it is smaller than the sum of its proper divisors (291576060).

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

138114180 is a wasteful number, since it uses less digits than its factorization.

138114180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255785 (or 255777 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The square root of 138114180 is about 11752.1989431765. The cubic root of 138114180 is about 516.9074082157.

The spelling of 138114180 in words is "one hundred thirty-eight million, one hundred fourteen thousand, one hundred eighty".