68735353 has 2 divisors, whose sum is σ = 68735354. Its totient is φ = 68735352.

The previous prime is 68735309. The next prime is 68735357. The reversal of 68735353 is 35353786.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55398249 + 13337104 = 7443^2 + 3652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68735353 is a prime.

It is not a weakly prime, because it can be changed into another prime (68735357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34367676 + 34367677.

It is an arithmetic number, because the mean of its divisors is an integer number (34367677).

Almost surely, 2^68735353 is an apocalyptic number.

It is an amenable number.

68735353 is a deficient number, since it is larger than the sum of its proper divisors (1).

68735353 is an equidigital number, since it uses as much as digits as its factorization.

68735353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 40.

The square root of 68735353 is about 8290.6786815073. The cubic root of 68735353 is about 409.6315408737.

The spelling of 68735353 in words is "sixty-eight million, seven hundred thirty-five thousand, three hundred fifty-three".