70063859 has 2 divisors, whose sum is σ = 70063860. Its totient is φ = 70063858.

The previous prime is 70063841. The next prime is 70063871. The reversal of 70063859 is 95836007.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70063859 - 2¹⁶ = 69998323 is a prime.

It is not a weakly prime, because it can be changed into another prime (70063879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35031929 + 35031930.

It is an arithmetic number, because the mean of its divisors is an integer number (35031930).

Almost surely, 2^70063859 is an apocalyptic number.

70063859 is a deficient number, since it is larger than the sum of its proper divisors (1).

70063859 is an equidigital number, since it uses as much as digits as its factorization.

70063859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 70063859 is about 8370.4157005492. The cubic root of 70063859 is about 412.2538162511.

The spelling of 70063859 in words is "seventy million, sixty-three thousand, eight hundred fifty-nine".