68077039 has 2 divisors, whose sum is σ = 68077040. Its totient is φ = 68077038.

The previous prime is 68077021. The next prime is 68077043. The reversal of 68077039 is 93077086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68077039 - 2²¹ = 65979887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68076992 and 68077010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68077739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34038519 + 34038520.

It is an arithmetic number, because the mean of its divisors is an integer number (34038520).

Almost surely, 2^68077039 is an apocalyptic number.

68077039 is a deficient number, since it is larger than the sum of its proper divisors (1).

68077039 is an equidigital number, since it uses as much as digits as its factorization.

68077039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 68077039 is about 8250.8811044639. The cubic root of 68077039 is about 408.3195925220.

The spelling of 68077039 in words is "sixty-eight million, seventy-seven thousand, thirty-nine".