321461429 has 2 divisors, whose sum is σ = 321461430. Its totient is φ = 321461428.

The previous prime is 321461423. The next prime is 321461447. The reversal of 321461429 is 924164123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321377329 + 84100 = 17927^2 + 290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321461429 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 321461395 and 321461404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321461423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160730714 + 160730715.

It is an arithmetic number, because the mean of its divisors is an integer number (160730715).

Almost surely, 2^321461429 is an apocalyptic number.

It is an amenable number.

321461429 is a deficient number, since it is larger than the sum of its proper divisors (1).

321461429 is an equidigital number, since it uses as much as digits as its factorization.

321461429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 321461429 is about 17929.3454704850. The cubic root of 321461429 is about 685.0300510730.

The spelling of 321461429 in words is "three hundred twenty-one million, four hundred sixty-one thousand, four hundred twenty-nine".