195145148 has 12 divisors (see below), whose sum is σ = 372549912. Its totient is φ = 88702320.

The previous prime is 195145127. The next prime is 195145157. The reversal of 195145148 is 841541591.

It is a happy number.

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, 2217515 + ... + 2217602.

It is an arithmetic number, because the mean of its divisors is an integer number (31045826).

Almost surely, 2^195145148 is an apocalyptic number.

It is an amenable number.

195145148 is a deficient number, since it is larger than the sum of its proper divisors (177404764).

195145148 is a wasteful number, since it uses less digits than its factorization.

195145148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4435132 (or 4435130 counting only the distinct ones).

The product of its digits is 28800, while the sum is 38.

The square root of 195145148 is about 13969.4362090959. The cubic root of 195145148 is about 580.0328439586.

The spelling of 195145148 in words is "one hundred ninety-five million, one hundred forty-five thousand, one hundred forty-eight".