2001014523 has 40 divisors (see below), whose sum is σ = 3056030208. Its totient is φ = 1304349696.

The previous prime is 2001014489. The next prime is 2001014531. The reversal of 2001014523 is 3254101002.

2001014523 is a `hidden beast` number, since 200 + 10 + 1 + 452 + 3 = 666.

It is not a de Polignac number, because 2001014523 - 2⁶ = 2001014459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2001014496 and 2001014505.

It is not an unprimeable number, because it can be changed into a prime (2001014623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1643611 + ... + 1644827.

Almost surely, 2^2001014523 is an apocalyptic number.

2001014523 is a deficient number, since it is larger than the sum of its proper divisors (1055015685).

2001014523 is a wasteful number, since it uses less digits than its factorization.

2001014523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665 (or 1656 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2001014523 is about 44732.7008238939. The cubic root of 2001014523 is about 1260.1340503638.

Adding to 2001014523 its reverse (3254101002), we get a palindrome (5255115525).

The spelling of 2001014523 in words is "two billion, one million, fourteen thousand, five hundred twenty-three".