99707029 has 2 divisors, whose sum is σ = 99707030. Its totient is φ = 99707028.

The previous prime is 99707011. The next prime is 99707051. The reversal of 99707029 is 92070799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58874929 + 40832100 = 7673^2 + 6390^2 .

It is an emirp because it is prime and its reverse (92070799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99707029 - 2⁹ = 99706517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99707059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49853514 + 49853515.

It is an arithmetic number, because the mean of its divisors is an integer number (49853515).

Almost surely, 2^99707029 is an apocalyptic number.

It is an amenable number.

99707029 is a deficient number, since it is larger than the sum of its proper divisors (1).

99707029 is an equidigital number, since it uses as much as digits as its factorization.

99707029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71442, while the sum is 43.

The square root of 99707029 is about 9985.3407052539. The cubic root of 99707029 is about 463.7051563355.

The spelling of 99707029 in words is "ninety-nine million, seven hundred seven thousand, twenty-nine".