948699859 has 2 divisors, whose sum is σ = 948699860. Its totient is φ = 948699858.

The previous prime is 948699853. The next prime is 948699893. The reversal of 948699859 is 958996849.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 948699859 - 2²⁹ = 411828947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 948699794 and 948699803.

It is not a weakly prime, because it can be changed into another prime (948699853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474349929 + 474349930.

It is an arithmetic number, because the mean of its divisors is an integer number (474349930).

Almost surely, 2^948699859 is an apocalyptic number.

948699859 is a deficient number, since it is larger than the sum of its proper divisors (1).

948699859 is an equidigital number, since it uses as much as digits as its factorization.

948699859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50388480, while the sum is 67.

The square root of 948699859 is about 30800.9717216844. The cubic root of 948699859 is about 982.5989114550.

The spelling of 948699859 in words is "nine hundred forty-eight million, six hundred ninety-nine thousand, eight hundred fifty-nine".