14021953 has 4 divisors (see below), whose sum is σ = 15296688. Its totient is φ = 12747220.

The previous prime is 14021941. The next prime is 14021963. The reversal of 14021953 is 35912041.

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 14021953 - 2¹³ = 14013761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14021963) 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, 637351 + ... + 637372.

It is an arithmetic number, because the mean of its divisors is an integer number (3824172).

Almost surely, 2^14021953 is an apocalyptic number.

It is an amenable number.

14021953 is a deficient number, since it is larger than the sum of its proper divisors (1274735).

14021953 is a wasteful number, since it uses less digits than its factorization.

14021953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274734.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 14021953 is about 3744.5898306757. The cubic root of 14021953 is about 241.1401364692.

Adding to 14021953 its reverse (35912041), we get a palindrome (49933994).

The spelling of 14021953 in words is "fourteen million, twenty-one thousand, nine hundred fifty-three".