946609987 has 2 divisors, whose sum is σ = 946609988. Its totient is φ = 946609986.

The previous prime is 946609957. The next prime is 946609999. The reversal of 946609987 is 789906649.

946609987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-946609987 is a prime.

It is not a weakly prime, because it can be changed into another prime (946609957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473304993 + 473304994.

It is an arithmetic number, because the mean of its divisors is an integer number (473304994).

Almost surely, 2^946609987 is an apocalyptic number.

946609987 is a deficient number, since it is larger than the sum of its proper divisors (1).

946609987 is an equidigital number, since it uses as much as digits as its factorization.

946609987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 58.

The square root of 946609987 is about 30767.0275944882. The cubic root of 946609987 is about 981.8768651525.

The spelling of 946609987 in words is "nine hundred forty-six million, six hundred nine thousand, nine hundred eighty-seven".