723499305701 has 2 divisors, whose sum is σ = 723499305702. Its totient is φ = 723499305700.

The previous prime is 723499305691. The next prime is 723499305733. The reversal of 723499305701 is 107503994327.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 612509716900 + 110989588801 = 782630^2 + 333151^2 .

It is an emirp because it is prime and its reverse (107503994327) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 723499305701 - 2³⁰ = 722425563877 is a prime.

It is a super-2 number, since 2×723499305701² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 723499305701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (723499305301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361749652850 + 361749652851.

It is an arithmetic number, because the mean of its divisors is an integer number (361749652851).

Almost surely, 2^723499305701 is an apocalyptic number.

It is an amenable number.

723499305701 is a deficient number, since it is larger than the sum of its proper divisors (1).

723499305701 is an equidigital number, since it uses as much as digits as its factorization.

723499305701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1428840, while the sum is 50.

The spelling of 723499305701 in words is "seven hundred twenty-three billion, four hundred ninety-nine million, three hundred five thousand, seven hundred one".