314421403 has 4 divisors (see below), whose sum is σ = 314473600. Its totient is φ = 314369208.

The previous prime is 314421391. The next prime is 314421407. The reversal of 314421403 is 304124413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304124413 = 1399 ⋅217387.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314421403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314421407) 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, 15675 + ... + 29572.

It is an arithmetic number, because the mean of its divisors is an integer number (78618400).

Almost surely, 2^314421403 is an apocalyptic number.

314421403 is a deficient number, since it is larger than the sum of its proper divisors (52197).

314421403 is an equidigital number, since it uses as much as digits as its factorization.

314421403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52196.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 314421403 is about 17731.9317334576. The cubic root of 314421403 is about 679.9923607850.

Adding to 314421403 its reverse (304124413), we get a palindrome (618545816).

The spelling of 314421403 in words is "three hundred fourteen million, four hundred twenty-one thousand, four hundred three".