99970007 has 2 divisors, whose sum is σ = 99970008. Its totient is φ = 99970006.

The previous prime is 99969949. The next prime is 99970061. The reversal of 99970007 is 70007999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99970007 - 2⁶ = 99969943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99970307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49985003 + 49985004.

It is an arithmetic number, because the mean of its divisors is an integer number (49985004).

Almost surely, 2^99970007 is an apocalyptic number.

99970007 is a deficient number, since it is larger than the sum of its proper divisors (1).

99970007 is an equidigital number, since it uses as much as digits as its factorization.

99970007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 41.

The square root of 99970007 is about 9998.5002375356. The cubic root of 99970007 is about 464.1124736631.

The spelling of 99970007 in words is "ninety-nine million, nine hundred seventy thousand, seven".