214042523 has 4 divisors (see below), whose sum is σ = 215479200. Its totient is φ = 212605848.

The previous prime is 214042513. The next prime is 214042547. The reversal of 214042523 is 325240412.

It is a happy number.

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 214042523 - 2⁶ = 214042459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214042513) 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, 718115 + ... + 718412.

It is an arithmetic number, because the mean of its divisors is an integer number (53869800).

Almost surely, 2^214042523 is an apocalyptic number.

214042523 is a deficient number, since it is larger than the sum of its proper divisors (1436677).

214042523 is a wasteful number, since it uses less digits than its factorization.

214042523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436676.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 214042523 is about 14630.1921723537. The cubic root of 214042523 is about 598.1820184314.

Adding to 214042523 its reverse (325240412), we get a palindrome (539282935).

The spelling of 214042523 in words is "two hundred fourteen million, forty-two thousand, five hundred twenty-three".