195123124 has 12 divisors (see below), whose sum is σ = 390246304. Its totient is φ = 83624184.

The previous prime is 195123113. The next prime is 195123139. The reversal of 195123124 is 421321591.

195123124 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 6968683 = 195123124 / (1 + 9 + 5 + 1 + 2 + 3 + 1 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 195123092 and 195123101.

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, 3484314 + ... + 3484369.

Almost surely, 2^195123124 is an apocalyptic number.

195123124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

195123124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

195123124 is a wasteful number, since it uses less digits than its factorization.

195123124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6968694 (or 6968692 counting only the distinct ones).

The product of its digits is 2160, while the sum is 28.

The square root of 195123124 is about 13968.6478944814. The cubic root of 195123124 is about 580.0110223827.

The spelling of 195123124 in words is "one hundred ninety-five million, one hundred twenty-three thousand, one hundred twenty-four".