68200723 has 2 divisors, whose sum is σ = 68200724. Its totient is φ = 68200722.

The previous prime is 68200703. The next prime is 68200757. The reversal of 68200723 is 32700286.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68200723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68200691 and 68200700.

It is not a weakly prime, because it can be changed into another prime (68200703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34100361 + 34100362.

It is an arithmetic number, because the mean of its divisors is an integer number (34100362).

Almost surely, 2^68200723 is an apocalyptic number.

68200723 is a deficient number, since it is larger than the sum of its proper divisors (1).

68200723 is an equidigital number, since it uses as much as digits as its factorization.

68200723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 68200723 is about 8258.3729026970. The cubic root of 68200723 is about 408.5667245324.

The spelling of 68200723 in words is "sixty-eight million, two hundred thousand, seven hundred twenty-three".