147315994 has 8 divisors (see below), whose sum is σ = 252541728. Its totient is φ = 63135420.

The previous prime is 147315947. The next prime is 147316003. The reversal of 147315994 is 499513741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 147315994.

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, 5261272 + ... + 5261299.

It is an arithmetic number, because the mean of its divisors is an integer number (31567716).

Almost surely, 2^147315994 is an apocalyptic number.

147315994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

147315994 is a deficient number, since it is larger than the sum of its proper divisors (105225734).

147315994 is a wasteful number, since it uses less digits than its factorization.

147315994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10522580.

The product of its digits is 136080, while the sum is 43.

The square root of 147315994 is about 12137.3800303031. The cubic root of 147315994 is about 528.1411014266.

The spelling of 147315994 in words is "one hundred forty-seven million, three hundred fifteen thousand, nine hundred ninety-four".