13403914 has 4 divisors (see below), whose sum is σ = 20105874. Its totient is φ = 6701956.

The previous prime is 13403893. The next prime is 13403969. The reversal of 13403914 is 41930431.

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: 41930431 = 1409 ⋅29759.

It can be written as a sum of positive squares in only one way, i.e., 10400625 + 3003289 = 3225^2 + 1733^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3350977 + ... + 3350980.

Almost surely, 2^13403914 is an apocalyptic number.

13403914 is a deficient number, since it is larger than the sum of its proper divisors (6701960).

13403914 is an equidigital number, since it uses as much as digits as its factorization.

13403914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6701959.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 13403914 is about 3661.1356161716. The cubic root of 13403914 is about 237.5438973337.

The spelling of 13403914 in words is "thirteen million, four hundred three thousand, nine hundred fourteen".