147603 has 4 divisors (see below), whose sum is σ = 196808. Its totient is φ = 98400.

The previous prime is 147583. The next prime is 147607. The reversal of 147603 is 306741.

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

It is not a de Polignac number, because 147603 - 2⁵ = 147571 is a prime.

It is a D-number.

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 147603.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147603.

It is not an unprimeable number, because it can be changed into a prime (147607) 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, 24598 + ... + 24603.

It is an arithmetic number, because the mean of its divisors is an integer number (49202).

2¹⁴⁷⁶⁰³ is an apocalyptic number.

147603 is a deficient number, since it is larger than the sum of its proper divisors (49205).

147603 is an equidigital number, since it uses as much as digits as its factorization.

147603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49204.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 147603 is about 384.1913585702. The cubic root of 147603 is about 52.8483859715.

The spelling of 147603 in words is "one hundred forty-seven thousand, six hundred three".