14146405 has 16 divisors (see below), whose sum is σ = 20893824. Its totient is φ = 8953920.

The previous prime is 14146399. The next prime is 14146409. The reversal of 14146405 is 50464141.

It is not a de Polignac number, because 14146405 - 2⁹ = 14145893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14146405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14146409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15091 + ... + 16000.

It is an arithmetic number, because the mean of its divisors is an integer number (1305864).

Almost surely, 2^14146405 is an apocalyptic number.

It is an amenable number.

14146405 is a deficient number, since it is larger than the sum of its proper divisors (6747419).

14146405 is a wasteful number, since it uses less digits than its factorization.

14146405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31116.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 14146405 is about 3761.1706954085. The cubic root of 14146405 is about 241.8514501662.

The spelling of 14146405 in words is "fourteen million, one hundred forty-six thousand, four hundred five".