14077521 has 12 divisors (see below), whose sum is σ = 20391540. Its totient is φ = 9358560.

The previous prime is 14077517. The next prime is 14077523. The reversal of 14077521 is 12577041.

It can be written as a sum of positive squares in 2 ways, for example, as 1904400 + 12173121 = 1380^2 + 3489^2 .

It is not a de Polignac number, because 14077521 - 2² = 14077517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14077523) 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 11 ways as a sum of consecutive naturals, for example, 1491 + ... + 5511.

It is an arithmetic number, because the mean of its divisors is an integer number (1699295).

Almost surely, 2^14077521 is an apocalyptic number.

It is an amenable number.

14077521 is a deficient number, since it is larger than the sum of its proper divisors (6314019).

14077521 is a wasteful number, since it uses less digits than its factorization.

14077521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4416 (or 4413 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 14077521 is about 3752.0022654577. The cubic root of 14077521 is about 241.4582569982.

The spelling of 14077521 in words is "fourteen million, seventy-seven thousand, five hundred twenty-one".