314234430421 has 2 divisors, whose sum is σ = 314234430422. Its totient is φ = 314234430420.

The previous prime is 314234430383. The next prime is 314234430431. The reversal of 314234430421 is 124034432413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264284415396 + 49950015025 = 514086^2 + 223495^2 .

It is a cyclic number.

It is not a de Polignac number, because 314234430421 - 2¹⁷ = 314234299349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314234430431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157117215210 + 157117215211.

It is an arithmetic number, because the mean of its divisors is an integer number (157117215211).

Almost surely, 2^314234430421 is an apocalyptic number.

It is an amenable number.

314234430421 is a deficient number, since it is larger than the sum of its proper divisors (1).

314234430421 is an equidigital number, since it uses as much as digits as its factorization.

314234430421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 314234430421 its reverse (124034432413), we get a palindrome (438268862834).

The spelling of 314234430421 in words is "three hundred fourteen billion, two hundred thirty-four million, four hundred thirty thousand, four hundred twenty-one".