314331403 has 4 divisors (see below), whose sum is σ = 316592920. Its totient is φ = 312069888.

The previous prime is 314331401. The next prime is 314331431. The reversal of 314331403 is 304133413.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304133413 = 4759 ⋅63907.

It is a cyclic number.

It is not a de Polignac number, because 314331403 - 2¹ = 314331401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314331401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130550 + ... + 1130827.

It is an arithmetic number, because the mean of its divisors is an integer number (79148230).

Almost surely, 2^314331403 is an apocalyptic number.

314331403 is a deficient number, since it is larger than the sum of its proper divisors (2261517).

314331403 is a wasteful number, since it uses less digits than its factorization.

314331403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261516.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 314331403 is about 17729.3937572609. The cubic root of 314331403 is about 679.9274742431.

Adding to 314331403 its reverse (304133413), we get a palindrome (618464816).

The spelling of 314331403 in words is "three hundred fourteen million, three hundred thirty-one thousand, four hundred three".