14321009977 has 2 divisors, whose sum is σ = 14321009978. Its totient is φ = 14321009976.

The previous prime is 14321009971. The next prime is 14321010029. The reversal of 14321009977 is 77990012341.

It is a happy number.

14321009977 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., 13677068601 + 643941376 = 116949^2 + 25376^2 .

It is an emirp because it is prime and its reverse (77990012341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14321009977 - 2²³ = 14312621369 is a prime.

It is a super-2 number, since 2×14321009977² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14321009971) 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, 7160504988 + 7160504989.

It is an arithmetic number, because the mean of its divisors is an integer number (7160504989).

Almost surely, 2^14321009977 is an apocalyptic number.

It is an amenable number.

14321009977 is a deficient number, since it is larger than the sum of its proper divisors (1).

14321009977 is an equidigital number, since it uses as much as digits as its factorization.

14321009977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The spelling of 14321009977 in words is "fourteen billion, three hundred twenty-one million, nine thousand, nine hundred seventy-seven".