945420659 has 2 divisors, whose sum is σ = 945420660. Its totient is φ = 945420658.

The previous prime is 945420653. The next prime is 945420703. The reversal of 945420659 is 956024549.

It is an a-pointer prime, because the next prime (945420703) can be obtained adding 945420659 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 945420659 - 2¹⁶ = 945355123 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (945420653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472710329 + 472710330.

It is an arithmetic number, because the mean of its divisors is an integer number (472710330).

Almost surely, 2^945420659 is an apocalyptic number.

945420659 is a deficient number, since it is larger than the sum of its proper divisors (1).

945420659 is an equidigital number, since it uses as much as digits as its factorization.

945420659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 945420659 is about 30747.6935557775. The cubic root of 945420659 is about 981.4654802906.

The spelling of 945420659 in words is "nine hundred forty-five million, four hundred twenty thousand, six hundred fifty-nine".