321734053 has 8 divisors (see below), whose sum is σ = 324725760. Its totient is φ = 318749760.

The previous prime is 321733991. The next prime is 321734099. The reversal of 321734053 is 350437123.

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 321734053 - 2⁹ = 321733541 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 (321734753) 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, 122013 + ... + 124621.

It is an arithmetic number, because the mean of its divisors is an integer number (40590720).

Almost surely, 2^321734053 is an apocalyptic number.

It is an amenable number.

321734053 is a deficient number, since it is larger than the sum of its proper divisors (2991707).

321734053 is a wasteful number, since it uses less digits than its factorization.

321734053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 321734053 is about 17936.9465907662. The cubic root of 321734053 is about 685.2236490667.

The spelling of 321734053 in words is "three hundred twenty-one million, seven hundred thirty-four thousand, fifty-three".