321461313 has 8 divisors (see below), whose sum is σ = 453827808. Its totient is φ = 201701184.

The previous prime is 321461311. The next prime is 321461359. The reversal of 321461313 is 313164123.

It is a happy number.

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

It is not a de Polignac number, because 321461313 - 2¹ = 321461311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321461311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3151531 + ... + 3151632.

It is an arithmetic number, because the mean of its divisors is an integer number (56728476).

Almost surely, 2^321461313 is an apocalyptic number.

It is an amenable number.

321461313 is a deficient number, since it is larger than the sum of its proper divisors (132366495).

321461313 is a wasteful number, since it uses less digits than its factorization.

321461313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6303183.

The product of its digits is 1296, while the sum is 24.

The square root of 321461313 is about 17929.3422355646. The cubic root of 321461313 is about 685.0299686748.

The spelling of 321461313 in words is "three hundred twenty-one million, four hundred sixty-one thousand, three hundred thirteen".