320453133 has 96 divisors (see below), whose sum is σ = 589881600. Its totient is φ = 150543360.

The previous prime is 320453129. The next prime is 320453153. The reversal of 320453133 is 331354023.

It is a happy number.

It is not a de Polignac number, because 320453133 - 2² = 320453129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320453113) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2939883 + ... + 2939991.

It is an arithmetic number, because the mean of its divisors is an integer number (6144600).

Almost surely, 2^320453133 is an apocalyptic number.

320453133 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

320453133 is a deficient number, since it is larger than the sum of its proper divisors (269428467).

320453133 is a wasteful number, since it uses less digits than its factorization.

320453133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 320453133 is about 17901.2047918569. The cubic root of 320453133 is about 684.3130791207.

The spelling of 320453133 in words is "three hundred twenty million, four hundred fifty-three thousand, one hundred thirty-three".