320453013 has 8 divisors (see below), whose sum is σ = 434512800. Its totient is φ = 210014288.

The previous prime is 320453011. The next prime is 320453017. The reversal of 320453013 is 310354023.

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 320453013 - 2¹ = 320453011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320453011) 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, 905058 + ... + 905411.

It is an arithmetic number, because the mean of its divisors is an integer number (54314100).

Almost surely, 2^320453013 is an apocalyptic number.

It is an amenable number.

320453013 is a deficient number, since it is larger than the sum of its proper divisors (114059787).

320453013 is a wasteful number, since it uses less digits than its factorization.

320453013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810531.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 320453013 is about 17901.2014401269. The cubic root of 320453013 is about 684.3129937025.

The spelling of 320453013 in words is "three hundred twenty million, four hundred fifty-three thousand, thirteen".