321049459 has 4 divisors (see below), whose sum is σ = 332120160. Its totient is φ = 309978760.

The previous prime is 321049447. The next prime is 321049483. The reversal of 321049459 is 954940123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321049459 - 2⁵ = 321049427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321049559) 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, 5535307 + ... + 5535364.

It is an arithmetic number, because the mean of its divisors is an integer number (83030040).

Almost surely, 2^321049459 is an apocalyptic number.

321049459 is a deficient number, since it is larger than the sum of its proper divisors (11070701).

321049459 is a wasteful number, since it uses less digits than its factorization.

321049459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11070700.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 321049459 is about 17917.8530800986. The cubic root of 321049459 is about 684.7372917691.

The spelling of 321049459 in words is "three hundred twenty-one million, forty-nine thousand, four hundred fifty-nine".