138182195 has 4 divisors (see below), whose sum is σ = 165818640. Its totient is φ = 110545752.

The previous prime is 138182179. The next prime is 138182237. The reversal of 138182195 is 591281831.

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 138182195 - 2⁴ = 138182179 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13818215 + ... + 13818224.

It is an arithmetic number, because the mean of its divisors is an integer number (41454660).

Almost surely, 2^138182195 is an apocalyptic number.

138182195 is a deficient number, since it is larger than the sum of its proper divisors (27636445).

138182195 is an equidigital number, since it uses as much as digits as its factorization.

138182195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27636444.

The product of its digits is 17280, while the sum is 38.

The square root of 138182195 is about 11755.0923007861. The cubic root of 138182195 is about 516.9922454805.

The spelling of 138182195 in words is "one hundred thirty-eight million, one hundred eighty-two thousand, one hundred ninety-five".