14153857 has 4 divisors (see below), whose sum is σ = 14161840. Its totient is φ = 14145876.

The previous prime is 14153849. The next prime is 14153861. The reversal of 14153857 is 75835141.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14153857 - 2³ = 14153849 is a prime.

It is a super-3 number, since 3×14153857³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14153807) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 3 + ... + 5320.

It is an arithmetic number, because the mean of its divisors is an integer number (3540460).

Almost surely, 2^14153857 is an apocalyptic number.

It is an amenable number.

14153857 is a deficient number, since it is larger than the sum of its proper divisors (7983).

14153857 is an equidigital number, since it uses as much as digits as its factorization.

14153857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7982.

The product of its digits is 16800, while the sum is 34.

The square root of 14153857 is about 3762.1612139833. The cubic root of 14153857 is about 241.8939099674.

Adding to 14153857 its reverse (75835141), we get a palindrome (89988998).

The spelling of 14153857 in words is "fourteen million, one hundred fifty-three thousand, eight hundred fifty-seven".