14516905321 has 2 divisors, whose sum is σ = 14516905322. Its totient is φ = 14516905320.

The previous prime is 14516905261. The next prime is 14516905349. The reversal of 14516905321 is 12350961541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14408641296 + 108264025 = 120036^2 + 10405^2 .

It is a cyclic number.

It is not a de Polignac number, because 14516905321 - 2¹¹ = 14516903273 is a prime.

It is a super-2 number, since 2×14516905321² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14516905121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7258452660 + 7258452661.

It is an arithmetic number, because the mean of its divisors is an integer number (7258452661).

Almost surely, 2^14516905321 is an apocalyptic number.

It is an amenable number.

14516905321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14516905321 is an equidigital number, since it uses as much as digits as its factorization.

14516905321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 14516905321 in words is "fourteen billion, five hundred sixteen million, nine hundred five thousand, three hundred twenty-one".