320062403 has 4 divisors (see below), whose sum is σ = 321308040. Its totient is φ = 318816768.

The previous prime is 320062381. The next prime is 320062427. The reversal of 320062403 is 304260023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304260023 = 541 ⋅562403.

It is a cyclic number.

It is not a de Polignac number, because 320062403 - 2¹² = 320058307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320062453) 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, 622433 + ... + 622946.

It is an arithmetic number, because the mean of its divisors is an integer number (80327010).

Almost surely, 2^320062403 is an apocalyptic number.

320062403 is a deficient number, since it is larger than the sum of its proper divisors (1245637).

320062403 is a wasteful number, since it uses less digits than its factorization.

320062403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245636.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 320062403 is about 17890.2879518469. The cubic root of 320062403 is about 684.0348372929.

The spelling of 320062403 in words is "three hundred twenty million, sixty-two thousand, four hundred three".