743352561256213 has 2 divisors, whose sum is σ = 743352561256214. Its totient is φ = 743352561256212.

The previous prime is 743352561256163. The next prime is 743352561256237. The reversal of 743352561256213 is 312652165253347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 643863068044849 + 99489493211364 = 25374457^2 + 9974442^2 .

It is a cyclic number.

It is not a de Polignac number, because 743352561256213 - 2⁹ = 743352561255701 is a prime.

It is a super-2 number, since 2×743352561256213² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (743352561256313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371676280628106 + 371676280628107.

It is an arithmetic number, because the mean of its divisors is an integer number (371676280628107).

Almost surely, 2^{743352561256213} is an apocalyptic number.

It is an amenable number.

743352561256213 is a deficient number, since it is larger than the sum of its proper divisors (1).

743352561256213 is an equidigital number, since it uses as much as digits as its factorization.

743352561256213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216000, while the sum is 55.

The spelling of 743352561256213 in words is "seven hundred forty-three trillion, three hundred fifty-two billion, five hundred sixty-one million, two hundred fifty-six thousand, two hundred thirteen".