314541421 has 2 divisors, whose sum is σ = 314541422. Its totient is φ = 314541420.

The previous prime is 314541419. The next prime is 314541467. The reversal of 314541421 is 124145413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291931396 + 22610025 = 17086^2 + 4755^2 .

It is a cyclic number.

It is not a de Polignac number, because 314541421 - 2¹ = 314541419 is a prime.

Together with 314541419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314541401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157270710 + 157270711.

It is an arithmetic number, because the mean of its divisors is an integer number (157270711).

Almost surely, 2^314541421 is an apocalyptic number.

It is an amenable number.

314541421 is a deficient number, since it is larger than the sum of its proper divisors (1).

314541421 is an equidigital number, since it uses as much as digits as its factorization.

314541421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 25.

The square root of 314541421 is about 17735.3156442168. The cubic root of 314541421 is about 680.0788698888.

Adding to 314541421 its reverse (124145413), we get a palindrome (438686834).

The spelling of 314541421 in words is "three hundred fourteen million, five hundred forty-one thousand, four hundred twenty-one".