146130188 has 12 divisors (see below), whose sum is σ = 264546240. Its totient is φ = 70545552.

The previous prime is 146130077. The next prime is 146130199. The reversal of 146130188 is 881031641.

It is a happy 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, 629756 + ... + 629987.

It is an arithmetic number, because the mean of its divisors is an integer number (22045520).

Almost surely, 2^146130188 is an apocalyptic number.

It is an amenable number.

146130188 is a deficient number, since it is larger than the sum of its proper divisors (118416052).

146130188 is a wasteful number, since it uses less digits than its factorization.

146130188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259776 (or 1259774 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 146130188 is about 12088.4319909573. The cubic root of 146130188 is about 526.7202083757.

The spelling of 146130188 in words is "one hundred forty-six million, one hundred thirty thousand, one hundred eighty-eight".