723570563 has 2 divisors, whose sum is σ = 723570564. Its totient is φ = 723570562.

The previous prime is 723570539. The next prime is 723570577. The reversal of 723570563 is 365075327.

It is a strong prime.

It is an emirp because it is prime and its reverse (365075327) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 723570563 - 2⁸ = 723570307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (723573563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361785281 + 361785282.

It is an arithmetic number, because the mean of its divisors is an integer number (361785282).

Almost surely, 2^723570563 is an apocalyptic number.

723570563 is a deficient number, since it is larger than the sum of its proper divisors (1).

723570563 is an equidigital number, since it uses as much as digits as its factorization.

723570563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 38.

The square root of 723570563 is about 26899.2669602724. The cubic root of 723570563 is about 897.7600937663.

The spelling of 723570563 in words is "seven hundred twenty-three million, five hundred seventy thousand, five hundred sixty-three".