14531385 has 16 divisors (see below), whose sum is σ = 25364160. Its totient is φ = 7045440.

The previous prime is 14531383. The next prime is 14531389. The reversal of 14531385 is 58313541.

It is not a de Polignac number, because 14531385 - 2¹ = 14531383 is a prime.

It is a super-2 number, since 2×14531385² = 422322300036450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14531383) 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, 43870 + ... + 44199.

It is an arithmetic number, because the mean of its divisors is an integer number (1585260).

Almost surely, 2^14531385 is an apocalyptic number.

14531385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14531385 is a deficient number, since it is larger than the sum of its proper divisors (10832775).

14531385 is a wasteful number, since it uses less digits than its factorization.

14531385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88088.

The product of its digits is 7200, while the sum is 30.

The square root of 14531385 is about 3812.0053777507. The cubic root of 14531385 is about 244.0257576051.

The spelling of 14531385 in words is "fourteen million, five hundred thirty-one thousand, three hundred eighty-five".