14157645 has 8 divisors (see below), whose sum is σ = 22652256. Its totient is φ = 7550736.

The previous prime is 14157631. The next prime is 14157667. The reversal of 14157645 is 54675141.

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

It is not a de Polignac number, because 14157645 - 2⁸ = 14157389 is a prime.

It is a super-3 number, since 3×14157645³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471907 + ... + 471936.

It is an arithmetic number, because the mean of its divisors is an integer number (2831532).

Almost surely, 2^14157645 is an apocalyptic number.

14157645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14157645 is a deficient number, since it is larger than the sum of its proper divisors (8494611).

14157645 is an equidigital number, since it uses as much as digits as its factorization.

14157645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943851.

The product of its digits is 16800, while the sum is 33.

The square root of 14157645 is about 3762.6646143392. The cubic root of 14157645 is about 241.9154874168.

The spelling of 14157645 in words is "fourteen million, one hundred fifty-seven thousand, six hundred forty-five".