113552454221497 has 2 divisors, whose sum is σ = 113552454221498. Its totient is φ = 113552454221496.

The previous prime is 113552454221363. The next prime is 113552454221537. The reversal of 113552454221497 is 794122454255311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75071324825641 + 38481129395856 = 8664371^2 + 6203316^2 .

It is an emirp because it is prime and its reverse (794122454255311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113552454221497 is a prime.

It is not a weakly prime, because it can be changed into another prime (113552454231497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56776227110748 + 56776227110749.

It is an arithmetic number, because the mean of its divisors is an integer number (56776227110749).

Almost surely, 2^{113552454221497} is an apocalyptic number.

It is an amenable number.

113552454221497 is a deficient number, since it is larger than the sum of its proper divisors (1).

113552454221497 is an equidigital number, since it uses as much as digits as its factorization.

113552454221497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096000, while the sum is 55.

The spelling of 113552454221497 in words is "one hundred thirteen trillion, five hundred fifty-two billion, four hundred fifty-four million, two hundred twenty-one thousand, four hundred ninety-seven".