147191612 has 6 divisors (see below), whose sum is σ = 257585328. Its totient is φ = 73595804.

The previous prime is 147191581. The next prime is 147191641. The reversal of 147191612 is 216191741.

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 as a sum of consecutive naturals, namely, 18398948 + ... + 18398955.

It is an arithmetic number, because the mean of its divisors is an integer number (42930888).

Almost surely, 2^147191612 is an apocalyptic number.

It is an amenable number.

147191612 is a deficient number, since it is larger than the sum of its proper divisors (110393716).

147191612 is a wasteful number, since it uses less digits than its factorization.

147191612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36797907 (or 36797905 counting only the distinct ones).

The product of its digits is 3024, while the sum is 32.

The square root of 147191612 is about 12132.2550253446. The cubic root of 147191612 is about 527.9924193509.

The spelling of 147191612 in words is "one hundred forty-seven million, one hundred ninety-one thousand, six hundred twelve".