70660859 has 2 divisors, whose sum is σ = 70660860. Its totient is φ = 70660858.

The previous prime is 70660847. The next prime is 70660871. The reversal of 70660859 is 95806607.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (70660847) and next prime (70660871).

It is a cyclic number.

It is not a de Polignac number, because 70660859 - 2¹⁶ = 70595323 is a prime.

It is not a weakly prime, because it can be changed into another prime (70660459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35330429 + 35330430.

It is an arithmetic number, because the mean of its divisors is an integer number (35330430).

Almost surely, 2^70660859 is an apocalyptic number.

70660859 is a deficient number, since it is larger than the sum of its proper divisors (1).

70660859 is an equidigital number, since it uses as much as digits as its factorization.

70660859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 70660859 is about 8406.0013680703. The cubic root of 70660859 is about 413.4214167260.

The spelling of 70660859 in words is "seventy million, six hundred sixty thousand, eight hundred fifty-nine".