99695749 has 2 divisors, whose sum is σ = 99695750. Its totient is φ = 99695748.

The previous prime is 99695741. The next prime is 99695779. The reversal of 99695749 is 94759699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99400900 + 294849 = 9970^2 + 543^2 .

It is an emirp because it is prime and its reverse (94759699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99695749 - 2³ = 99695741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99695693 and 99695702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99695741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49847874 + 49847875.

It is an arithmetic number, because the mean of its divisors is an integer number (49847875).

Almost surely, 2^99695749 is an apocalyptic number.

It is an amenable number.

99695749 is a deficient number, since it is larger than the sum of its proper divisors (1).

99695749 is an equidigital number, since it uses as much as digits as its factorization.

99695749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5511240, while the sum is 58.

The square root of 99695749 is about 9984.7758612800. The cubic root of 99695749 is about 463.6876691316.

The spelling of 99695749 in words is "ninety-nine million, six hundred ninety-five thousand, seven hundred forty-nine".