945899 has 2 divisors, whose sum is σ = 945900. Its totient is φ = 945898.

The previous prime is 945887. The next prime is 945907. The reversal of 945899 is 998549.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 945899 - 2⁴ = 945883 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 945899.

It is not a weakly prime, because it can be changed into another prime (945809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472949 + 472950.

It is an arithmetic number, because the mean of its divisors is an integer number (472950).

2⁹⁴⁵⁸⁹⁹ is an apocalyptic number.

945899 is a deficient number, since it is larger than the sum of its proper divisors (1).

945899 is an equidigital number, since it uses as much as digits as its factorization.

945899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The square root of 945899 is about 972.5733905470. The cubic root of 945899 is about 98.1630978410.

Subtracting 945899 from its reverse (998549), we obtain a triangular number (52650 = T₃₂₄).

The spelling of 945899 in words is "nine hundred forty-five thousand, eight hundred ninety-nine".