13474221953 has 2 divisors, whose sum is σ = 13474221954. Its totient is φ = 13474221952.

The previous prime is 13474221949. The next prime is 13474221961. The reversal of 13474221953 is 35912247431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10636209424 + 2838012529 = 103132^2 + 53273^2 .

It is a cyclic number.

It is not a de Polignac number, because 13474221953 - 2² = 13474221949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13474221953.

It is not a weakly prime, because it can be changed into another prime (13474221923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6737110976 + 6737110977.

It is an arithmetic number, because the mean of its divisors is an integer number (6737110977).

Almost surely, 2^13474221953 is an apocalyptic number.

It is an amenable number.

13474221953 is a deficient number, since it is larger than the sum of its proper divisors (1).

13474221953 is an equidigital number, since it uses as much as digits as its factorization.

13474221953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 41.

The spelling of 13474221953 in words is "thirteen billion, four hundred seventy-four million, two hundred twenty-one thousand, nine hundred fifty-three".