67360057 has 2 divisors, whose sum is σ = 67360058. Its totient is φ = 67360056.

The previous prime is 67360019. The next prime is 67360079. The reversal of 67360057 is 75006376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56836521 + 10523536 = 7539^2 + 3244^2 .

It is a cyclic number.

It is not a de Polignac number, because 67360057 - 2²³ = 58971449 is a prime.

It is not a weakly prime, because it can be changed into another prime (67360087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33680028 + 33680029.

It is an arithmetic number, because the mean of its divisors is an integer number (33680029).

Almost surely, 2^67360057 is an apocalyptic number.

It is an amenable number.

67360057 is a deficient number, since it is larger than the sum of its proper divisors (1).

67360057 is an equidigital number, since it uses as much as digits as its factorization.

67360057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 67360057 is about 8207.3172839851. The cubic root of 67360057 is about 406.8810672580.

The spelling of 67360057 in words is "sixty-seven million, three hundred sixty thousand, fifty-seven".