14205131 has 4 divisors (see below), whose sum is σ = 14438064. Its totient is φ = 13972200.
The previous prime is 14205127. The next prime is 14205133. The reversal of 14205131 is 13150241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 14205131 - 22 = 14205127 is a prime.
It is a super-2 number, since 2×142051312 = 403571493454322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14205133) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 116375 + ... + 116496.
It is an arithmetic number, because the mean of its divisors is an integer number (3609516).
Almost surely, 214205131 is an apocalyptic number.
14205131 is a deficient number, since it is larger than the sum of its proper divisors (232933).
14205131 is an equidigital number, since it uses as much as digits as its factorization.
14205131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 232932.
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 14205131 is about 3768.9694878043. The cubic root of 14205131 is about 242.1856542711.
Adding to 14205131 its reverse (13150241), we get a palindrome (27355372).
The spelling of 14205131 in words is "fourteen million, two hundred five thousand, one hundred thirty-one".
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