147604973 has 4 divisors (see below), whose sum is σ = 147650460. Its totient is φ = 147559488.

The previous prime is 147604969. The next prime is 147605009. The reversal of 147604973 is 379406741.

147604973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 107889769 + 39715204 = 10387^2 + 6302^2 .

It is a cyclic number.

It is not a de Polignac number, because 147604973 - 2² = 147604969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147604973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147604073) 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, 17468 + ... + 24501.

It is an arithmetic number, because the mean of its divisors is an integer number (36912615).

Almost surely, 2^147604973 is an apocalyptic number.

It is an amenable number.

147604973 is a deficient number, since it is larger than the sum of its proper divisors (45487).

147604973 is an equidigital number, since it uses as much as digits as its factorization.

147604973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45486.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 147604973 is about 12149.2787028696. The cubic root of 147604973 is about 528.4862144412.

The spelling of 147604973 in words is "one hundred forty-seven million, six hundred four thousand, nine hundred seventy-three".