147083947 has 4 divisors (see below), whose sum is σ = 147218400. Its totient is φ = 146949496.

The previous prime is 147083899. The next prime is 147084001. The reversal of 147083947 is 749380741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147083947 - 2¹¹ = 147081899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147087947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65572 + ... + 67777.

It is an arithmetic number, because the mean of its divisors is an integer number (36804600).

Almost surely, 2^147083947 is an apocalyptic number.

147083947 is a deficient number, since it is larger than the sum of its proper divisors (134453).

147083947 is a wasteful number, since it uses less digits than its factorization.

147083947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134452.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 147083947 is about 12127.8170748078. The cubic root of 147083947 is about 527.8636525709.

The spelling of 147083947 in words is "one hundred forty-seven million, eighty-three thousand, nine hundred forty-seven".