321464053 has 4 divisors (see below), whose sum is σ = 321550240. Its totient is φ = 321377868.

The previous prime is 321463993. The next prime is 321464069. The reversal of 321464053 is 350464123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 321464053 - 2¹³ = 321455861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321464153) 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, 37233 + ... + 45046.

It is an arithmetic number, because the mean of its divisors is an integer number (80387560).

Almost surely, 2^321464053 is an apocalyptic number.

It is an amenable number.

321464053 is a deficient number, since it is larger than the sum of its proper divisors (86187).

321464053 is an equidigital number, since it uses as much as digits as its factorization.

321464053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86186.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 321464053 is about 17929.4186464592. The cubic root of 321464053 is about 685.0319149710.

The spelling of 321464053 in words is "three hundred twenty-one million, four hundred sixty-four thousand, fifty-three".