14542609 has 4 divisors (see below), whose sum is σ = 14581360. Its totient is φ = 14503860.

The previous prime is 14542607. The next prime is 14542613. The reversal of 14542609 is 90624541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14542609 - 2¹ = 14542607 is a prime.

It is a super-2 number, since 2×14542609² = 422974953053762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14542607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18807 + ... + 19564.

It is an arithmetic number, because the mean of its divisors is an integer number (3645340).

Almost surely, 2^14542609 is an apocalyptic number.

It is an amenable number.

14542609 is a deficient number, since it is larger than the sum of its proper divisors (38751).

14542609 is an equidigital number, since it uses as much as digits as its factorization.

14542609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38750.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 14542609 is about 3813.4772845790. The cubic root of 14542609 is about 244.0885697005.

It can be divided in two parts, 14542 and 609, that added together give a palindrome (15151).

The spelling of 14542609 in words is "fourteen million, five hundred forty-two thousand, six hundred nine".