720953011193 has 2 divisors, whose sum is σ = 720953011194. Its totient is φ = 720953011192.

The previous prime is 720953011109. The next prime is 720953011201. The reversal of 720953011193 is 391110359027.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 720483508969 + 469502224 = 848813^2 + 21668^2 .

It is an emirp because it is prime and its reverse (391110359027) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 720953011193 - 2²⁶ = 720885902329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 720953011193.

It is not a weakly prime, because it can be changed into another prime (720953017193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360476505596 + 360476505597.

It is an arithmetic number, because the mean of its divisors is an integer number (360476505597).

Almost surely, 2^720953011193 is an apocalyptic number.

It is an amenable number.

720953011193 is a deficient number, since it is larger than the sum of its proper divisors (1).

720953011193 is an equidigital number, since it uses as much as digits as its factorization.

720953011193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The spelling of 720953011193 in words is "seven hundred twenty billion, nine hundred fifty-three million, eleven thousand, one hundred ninety-three".