899430967 has 2 divisors, whose sum is σ = 899430968. Its totient is φ = 899430966.

The previous prime is 899430953. The next prime is 899430989. The reversal of 899430967 is 769034998.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 899430967 - 2⁷ = 899430839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (899430907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449715483 + 449715484.

It is an arithmetic number, because the mean of its divisors is an integer number (449715484).

Almost surely, 2^899430967 is an apocalyptic number.

899430967 is a deficient number, since it is larger than the sum of its proper divisors (1).

899430967 is an equidigital number, since it uses as much as digits as its factorization.

899430967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 899430967 is about 29990.5146171252. The cubic root of 899430967 is about 965.2858619581.

The spelling of 899430967 in words is "eight hundred ninety-nine million, four hundred thirty thousand, nine hundred sixty-seven".