14635722961 has 2 divisors, whose sum is σ = 14635722962. Its totient is φ = 14635722960.

The previous prime is 14635722949. The next prime is 14635722979. The reversal of 14635722961 is 16922753641.

14635722961 = 85544² + 85545².

It is a happy number.

14635722961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7317947025 + 7317775936 = 85545^2 + 85544^2 .

It is a cyclic number.

It is not a de Polignac number, because 14635722961 - 2²⁷ = 14501505233 is a prime.

It is a super-2 number, since 2×14635722961² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14635722901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7317861480 + 7317861481.

It is an arithmetic number, because the mean of its divisors is an integer number (7317861481).

Almost surely, 2^14635722961 is an apocalyptic number.

14635722961 is the 85545-th centered square number.

It is an amenable number.

14635722961 is a deficient number, since it is larger than the sum of its proper divisors (1).

14635722961 is an equidigital number, since it uses as much as digits as its factorization.

14635722961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The spelling of 14635722961 in words is "fourteen billion, six hundred thirty-five million, seven hundred twenty-two thousand, nine hundred sixty-one".