195123152 has 20 divisors (see below), whose sum is σ = 432058656. Its totient is φ = 83624160.

The previous prime is 195123139. The next prime is 195123169. The reversal of 195123152 is 251321591.

195123152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 870974 + ... + 871197.

Almost surely, 2^195123152 is an apocalyptic number.

It is an amenable number.

195123152 is an abundant number, since it is smaller than the sum of its proper divisors (236935504).

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

195123152 is a wasteful number, since it uses less digits than its factorization.

195123152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742186 (or 1742180 counting only the distinct ones).

The product of its digits is 2700, while the sum is 29.

The square root of 195123152 is about 13968.6488967258. The cubic root of 195123152 is about 580.0110501264.

The spelling of 195123152 in words is "one hundred ninety-five million, one hundred twenty-three thousand, one hundred fifty-two".