321253241 has 8 divisors (see below), whose sum is σ = 323145504. Its totient is φ = 319366080.

The previous prime is 321253223. The next prime is 321253249. The reversal of 321253241 is 142352123.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321253241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321253249) 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, 270050 + ... + 271236.

It is an arithmetic number, because the mean of its divisors is an integer number (40393188).

Almost surely, 2^321253241 is an apocalyptic number.

It is an amenable number.

321253241 is a deficient number, since it is larger than the sum of its proper divisors (1892263).

321253241 is a wasteful number, since it uses less digits than its factorization.

321253241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551.

The product of its digits is 1440, while the sum is 23.

The square root of 321253241 is about 17923.5387409964. The cubic root of 321253241 is about 684.8821371796.

The spelling of 321253241 in words is "three hundred twenty-one million, two hundred fifty-three thousand, two hundred forty-one".