14540405 has 8 divisors (see below), whose sum is σ = 19034784. Its totient is φ = 10574800.

The previous prime is 14540399. The next prime is 14540411. The reversal of 14540405 is 50404541.

It is an interprime number because it is at equal distance from previous prime (14540399) and next prime (14540411).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14540405 - 2¹⁴ = 14524021 is a prime.

It is a super-2 number, since 2×14540405² = 422846755128050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132131 + ... + 132240.

It is an arithmetic number, because the mean of its divisors is an integer number (2379348).

Almost surely, 2^14540405 is an apocalyptic number.

It is an amenable number.

14540405 is a deficient number, since it is larger than the sum of its proper divisors (4494379).

14540405 is a wasteful number, since it uses less digits than its factorization.

14540405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264387.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 14540405 is about 3813.1882985240. The cubic root of 14540405 is about 244.0762381583.

Adding to 14540405 its reverse (50404541), we get a palindrome (64944946).

The spelling of 14540405 in words is "fourteen million, five hundred forty thousand, four hundred five".