14820492881 has 2 divisors, whose sum is σ = 14820492882. Its totient is φ = 14820492880.

The previous prime is 14820492877. The next prime is 14820492959. The reversal of 14820492881 is 18829402841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14717571856 + 102921025 = 121316^2 + 10145^2 .

It is a cyclic number.

It is not a de Polignac number, because 14820492881 - 2² = 14820492877 is a prime.

It is a super-2 number, since 2×14820492881² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14820492811) 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 as a sum of consecutive naturals, namely, 7410246440 + 7410246441.

It is an arithmetic number, because the mean of its divisors is an integer number (7410246441).

Almost surely, 2^14820492881 is an apocalyptic number.

It is an amenable number.

14820492881 is a deficient number, since it is larger than the sum of its proper divisors (1).

14820492881 is an equidigital number, since it uses as much as digits as its factorization.

14820492881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294912, while the sum is 47.

The spelling of 14820492881 in words is "fourteen billion, eight hundred twenty million, four hundred ninety-two thousand, eight hundred eighty-one".