4473115221457 has 2 divisors, whose sum is σ = 4473115221458. Its totient is φ = 4473115221456.

The previous prime is 4473115221409. The next prime is 4473115221503. The reversal of 4473115221457 is 7541225113744.

It is an a-pointer prime, because the next prime (4473115221503) can be obtained adding 4473115221457 to its sum of digits (46).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3500674678081 + 972440543376 = 1871009^2 + 986124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4473115221457 is a prime.

It is not a weakly prime, because it can be changed into another prime (4473115231457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2236557610728 + 2236557610729.

It is an arithmetic number, because the mean of its divisors is an integer number (2236557610729).

Almost surely, 2^{4473115221457} is an apocalyptic number.

It is an amenable number.

4473115221457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4473115221457 is an equidigital number, since it uses as much as digits as its factorization.

4473115221457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 940800, while the sum is 46.

The spelling of 4473115221457 in words is "four trillion, four hundred seventy-three billion, one hundred fifteen million, two hundred twenty-one thousand, four hundred fifty-seven".