67965061 has 2 divisors, whose sum is σ = 67965062. Its totient is φ = 67965060.

The previous prime is 67965013. The next prime is 67965077. The reversal of 67965061 is 16056976.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63840100 + 4124961 = 7990^2 + 2031^2 .

It is a cyclic number.

It is not a de Polignac number, because 67965061 - 2⁹ = 67964549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67965461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33982530 + 33982531.

It is an arithmetic number, because the mean of its divisors is an integer number (33982531).

Almost surely, 2^67965061 is an apocalyptic number.

It is an amenable number.

67965061 is a deficient number, since it is larger than the sum of its proper divisors (1).

67965061 is an equidigital number, since it uses as much as digits as its factorization.

67965061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 67965061 is about 8244.0924909901. The cubic root of 67965061 is about 408.0955918686.

The spelling of 67965061 in words is "sixty-seven million, nine hundred sixty-five thousand, sixty-one".