723453713 has 2 divisors, whose sum is σ = 723453714. Its totient is φ = 723453712.

The previous prime is 723453673. The next prime is 723453743. The reversal of 723453713 is 317354327.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 709263424 + 14190289 = 26632^2 + 3767^2 .

It is an emirp because it is prime and its reverse (317354327) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 723453713 - 2¹⁸ = 723191569 is a prime.

It is not a weakly prime, because it can be changed into another prime (723453743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361726856 + 361726857.

It is an arithmetic number, because the mean of its divisors is an integer number (361726857).

Almost surely, 2^723453713 is an apocalyptic number.

It is an amenable number.

723453713 is a deficient number, since it is larger than the sum of its proper divisors (1).

723453713 is an equidigital number, since it uses as much as digits as its factorization.

723453713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 35.

The square root of 723453713 is about 26897.0948803026. The cubic root of 723453713 is about 897.7117644949.

The spelling of 723453713 in words is "seven hundred twenty-three million, four hundred fifty-three thousand, seven hundred thirteen".