945503 has 8 divisors (see below), whose sum is σ = 1025808. Its totient is φ = 866304.

The previous prime is 945481. The next prime is 945521. The reversal of 945503 is 305549.

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

It is a cyclic number.

It is not a de Polignac number, because 945503 - 2¹² = 941407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 945503.

It is not an unprimeable number, because it can be changed into a prime (945103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3200 + ... + 3482.

It is an arithmetic number, because the mean of its divisors is an integer number (128226).

2⁹⁴⁵⁵⁰³ is an apocalyptic number.

945503 is a deficient number, since it is larger than the sum of its proper divisors (80305).

945503 is a wasteful number, since it uses less digits than its factorization.

945503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 945503 is about 972.3697856268. The cubic root of 945503 is about 98.1493972899.

The spelling of 945503 in words is "nine hundred forty-five thousand, five hundred three".