2014453521 has 24 divisors (see below), whose sum is σ = 2970849960. Its totient is φ = 1314882816.

The previous prime is 2014453499. The next prime is 2014453523. The reversal of 2014453521 is 1253544102.

2014453521 is a `hidden beast` number, since 201 + 4 + 453 + 5 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1471796496 + 542657025 = 38364^2 + 23295^2 .

It is not a de Polignac number, because 2014453521 - 2⁹ = 2014453009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2014453523) 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 23 ways as a sum of consecutive naturals, for example, 238645 + ... + 246941.

It is an arithmetic number, because the mean of its divisors is an integer number (123785415).

Almost surely, 2^2014453521 is an apocalyptic number.

It is an amenable number.

2014453521 is a deficient number, since it is larger than the sum of its proper divisors (956396439).

2014453521 is a wasteful number, since it uses less digits than its factorization.

2014453521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8865 (or 8862 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2014453521 is about 44882.6639249499. The cubic root of 2014453521 is about 1262.9488171419.

Adding to 2014453521 its reverse (1253544102), we get a palindrome (3267997623).

It can be divided in two parts, 2014 and 453521, that added together give a triangular number (455535 = T₉₅₄).

The spelling of 2014453521 in words is "two billion, fourteen million, four hundred fifty-three thousand, five hundred twenty-one".