14521334081 has 2 divisors, whose sum is σ = 14521334082. Its totient is φ = 14521334080.

The previous prime is 14521334059. The next prime is 14521334099. The reversal of 14521334081 is 18043312541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12642978481 + 1878355600 = 112441^2 + 43340^2 .

It is a cyclic number.

It is not a de Polignac number, because 14521334081 - 2¹⁸ = 14521071937 is a prime.

It is a super-2 number, since 2×14521334081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14521334021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7260667040 + 7260667041.

It is an arithmetic number, because the mean of its divisors is an integer number (7260667041).

Almost surely, 2^14521334081 is an apocalyptic number.

It is an amenable number.

14521334081 is a deficient number, since it is larger than the sum of its proper divisors (1).

14521334081 is an equidigital number, since it uses as much as digits as its factorization.

14521334081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 14521334081 in words is "fourteen billion, five hundred twenty-one million, three hundred thirty-four thousand, eighty-one".