320053497 has 8 divisors (see below), whose sum is σ = 427443456. Its totient is φ = 213016272.

The previous prime is 320053493. The next prime is 320053501. The reversal of 320053497 is 794350023.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (320053493) and next prime (320053501).

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

It is not a de Polignac number, because 320053497 - 2² = 320053493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320053493) 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, 86058 + ... + 89699.

It is an arithmetic number, because the mean of its divisors is an integer number (53430432).

Almost surely, 2^320053497 is an apocalyptic number.

It is an amenable number.

320053497 is a deficient number, since it is larger than the sum of its proper divisors (107389959).

320053497 is a wasteful number, since it uses less digits than its factorization.

320053497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176367.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 320053497 is about 17890.0390441161. The cubic root of 320053497 is about 684.0284926232.

The spelling of 320053497 in words is "three hundred twenty million, fifty-three thousand, four hundred ninety-seven".