14131406 has 4 divisors (see below), whose sum is σ = 21197112. Its totient is φ = 7065702.

The previous prime is 14131399. The next prime is 14131427. The reversal of 14131406 is 60413141.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3532850 + ... + 3532853.

It is an arithmetic number, because the mean of its divisors is an integer number (5299278).

Almost surely, 2^14131406 is an apocalyptic number.

14131406 is a deficient number, since it is larger than the sum of its proper divisors (7065706).

14131406 is an equidigital number, since it uses as much as digits as its factorization.

14131406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7065705.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 14131406 is about 3759.1762395504. The cubic root of 14131406 is about 241.7659440438.

Adding to 14131406 its reverse (60413141), we get a palindrome (74544547).

The spelling of 14131406 in words is "fourteen million, one hundred thirty-one thousand, four hundred six".