14315402 has 4 divisors (see below), whose sum is σ = 21473106. Its totient is φ = 7157700.

The previous prime is 14315393. The next prime is 14315443. The reversal of 14315402 is 20451341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20451341 = 631 ⋅32411.

It can be written as a sum of positive squares in only one way, i.e., 10896601 + 3418801 = 3301^2 + 1849^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3578849 + ... + 3578852.

Almost surely, 2^14315402 is an apocalyptic number.

14315402 is a deficient number, since it is larger than the sum of its proper divisors (7157704).

14315402 is an equidigital number, since it uses as much as digits as its factorization.

14315402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7157703.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 14315402 is about 3783.5700072815. The cubic root of 14315402 is about 242.8107158903.

Adding to 14315402 its reverse (20451341), we get a palindrome (34766743).

The spelling of 14315402 in words is "fourteen million, three hundred fifteen thousand, four hundred two".