68597377 has 2 divisors, whose sum is σ = 68597378. Its totient is φ = 68597376.

The previous prime is 68597369. The next prime is 68597381. The reversal of 68597377 is 77379586.

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., 44302336 + 24295041 = 6656^2 + 4929^2 .

It is a cyclic number.

It is not a de Polignac number, because 68597377 - 2³ = 68597369 is a prime.

It is not a weakly prime, because it can be changed into another prime (68597777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34298688 + 34298689.

It is an arithmetic number, because the mean of its divisors is an integer number (34298689).

Almost surely, 2^68597377 is an apocalyptic number.

It is an amenable number.

68597377 is a deficient number, since it is larger than the sum of its proper divisors (1).

68597377 is an equidigital number, since it uses as much as digits as its factorization.

68597377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2222640, while the sum is 52.

The square root of 68597377 is about 8282.3533491394. The cubic root of 68597377 is about 409.3572658013.

The spelling of 68597377 in words is "sixty-eight million, five hundred ninety-seven thousand, three hundred seventy-seven".