99072007 has 2 divisors, whose sum is σ = 99072008. Its totient is φ = 99072006.

The previous prime is 99071989. The next prime is 99072019. The reversal of 99072007 is 70027099.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99072007 - 2²³ = 90683399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99072047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49536003 + 49536004.

It is an arithmetic number, because the mean of its divisors is an integer number (49536004).

Almost surely, 2^99072007 is an apocalyptic number.

99072007 is a deficient number, since it is larger than the sum of its proper divisors (1).

99072007 is an equidigital number, since it uses as much as digits as its factorization.

99072007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 99072007 is about 9953.4922012327. The cubic root of 99072007 is about 462.7186316705.

The spelling of 99072007 in words is "ninety-nine million, seventy-two thousand, seven".