999450007 has 2 divisors, whose sum is σ = 999450008. Its totient is φ = 999450006.

The previous prime is 999449993. The next prime is 999450017. The reversal of 999450007 is 700054999.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999450007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999450017) 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, 499725003 + 499725004.

It is an arithmetic number, because the mean of its divisors is an integer number (499725004).

Almost surely, 2^999450007 is an apocalyptic number.

999450007 is a deficient number, since it is larger than the sum of its proper divisors (1).

999450007 is an equidigital number, since it uses as much as digits as its factorization.

999450007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 999450007 is about 31614.0792527633. The cubic root of 999450007 is about 999.8166353795.

The spelling of 999450007 in words is "nine hundred ninety-nine million, four hundred fifty thousand, seven".