99741797 has 2 divisors, whose sum is σ = 99741798. Its totient is φ = 99741796.

The previous prime is 99741791. The next prime is 99741841. The reversal of 99741797 is 79714799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99480676 + 261121 = 9974^2 + 511^2 .

It is an emirp because it is prime and its reverse (79714799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99741797 - 2⁴ = 99741781 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99741791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49870898 + 49870899.

It is an arithmetic number, because the mean of its divisors is an integer number (49870899).

Almost surely, 2^99741797 is an apocalyptic number.

It is an amenable number.

99741797 is a deficient number, since it is larger than the sum of its proper divisors (1).

99741797 is an equidigital number, since it uses as much as digits as its factorization.

99741797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1000188, while the sum is 53.

The square root of 99741797 is about 9987.0815056252. The cubic root of 99741797 is about 463.7590483143.

The spelling of 99741797 in words is "ninety-nine million, seven hundred forty-one thousand, seven hundred ninety-seven".