723897113 has 2 divisors, whose sum is σ = 723897114. Its totient is φ = 723897112.

The previous prime is 723897103. The next prime is 723897191. The reversal of 723897113 is 311798327.

723897113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 577777369 + 146119744 = 24037^2 + 12088^2 .

It is a cyclic number.

It is not a de Polignac number, because 723897113 - 2⁶ = 723897049 is a prime.

It is not a weakly prime, because it can be changed into another prime (723897103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361948556 + 361948557.

It is an arithmetic number, because the mean of its divisors is an integer number (361948557).

Almost surely, 2^723897113 is an apocalyptic number.

It is an amenable number.

723897113 is a deficient number, since it is larger than the sum of its proper divisors (1).

723897113 is an equidigital number, since it uses as much as digits as its factorization.

723897113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 41.

The square root of 723897113 is about 26905.3361435980. The cubic root of 723897113 is about 897.8951275754.

The spelling of 723897113 in words is "seven hundred twenty-three million, eight hundred ninety-seven thousand, one hundred thirteen".