4063523 has 4 divisors (see below), whose sum is σ = 4115040. Its totient is φ = 4012008.

The previous prime is 4063517. The next prime is 4063537. The reversal of 4063523 is 3253604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4063523 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁹ + 0 + 6⁸ + 3³ + 5⁵ + 2¹⁹ + 3¹³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4063513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25640 + ... + 25797.

It is an arithmetic number, because the mean of its divisors is an integer number (1028760).

Almost surely, 2^4063523 is an apocalyptic number.

4063523 is a deficient number, since it is larger than the sum of its proper divisors (51517).

4063523 is an equidigital number, since it uses as much as digits as its factorization.

4063523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51516.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 4063523 is about 2015.8181961675. The cubic root of 4063523 is about 159.5759997872.

The spelling of 4063523 in words is "four million, sixty-three thousand, five hundred twenty-three".