68670523 has 2 divisors, whose sum is σ = 68670524. Its totient is φ = 68670522.

The previous prime is 68670493. The next prime is 68670529. The reversal of 68670523 is 32507686.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68670523 - 2⁵ = 68670491 is a prime.

It is not a weakly prime, because it can be changed into another prime (68670529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34335261 + 34335262.

It is an arithmetic number, because the mean of its divisors is an integer number (34335262).

Almost surely, 2^68670523 is an apocalyptic number.

68670523 is a deficient number, since it is larger than the sum of its proper divisors (1).

68670523 is an equidigital number, since it uses as much as digits as its factorization.

68670523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 68670523 is about 8286.7679465519. The cubic root of 68670523 is about 409.5027145604.

The spelling of 68670523 in words is "sixty-eight million, six hundred seventy thousand, five hundred twenty-three".