99997100029 has 2 divisors, whose sum is σ = 99997100030. Its totient is φ = 99997100028.

The previous prime is 99997100017. The next prime is 99997100051. The reversal of 99997100029 is 92000179999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57779179129 + 42217920900 = 240373^2 + 205470^2 .

It is a cyclic number.

It is not a de Polignac number, because 99997100029 - 2⁷ = 99997099901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99997100009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49998550014 + 49998550015.

It is an arithmetic number, because the mean of its divisors is an integer number (49998550015).

Almost surely, 2^99997100029 is an apocalyptic number.

It is an amenable number.

99997100029 is a deficient number, since it is larger than the sum of its proper divisors (1).

99997100029 is an equidigital number, since it uses as much as digits as its factorization.

99997100029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 826686, while the sum is 55.

The spelling of 99997100029 in words is "ninety-nine billion, nine hundred ninety-seven million, one hundred thousand, twenty-nine".