99166229 has 2 divisors, whose sum is σ = 99166230. Its totient is φ = 99166228.

The previous prime is 99166189. The next prime is 99166259. The reversal of 99166229 is 92266199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95452900 + 3713329 = 9770^2 + 1927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99166229 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99166229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99166259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49583114 + 49583115.

It is an arithmetic number, because the mean of its divisors is an integer number (49583115).

Almost surely, 2^99166229 is an apocalyptic number.

It is an amenable number.

99166229 is a deficient number, since it is larger than the sum of its proper divisors (1).

99166229 is an equidigital number, since it uses as much as digits as its factorization.

99166229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 44.

The square root of 99166229 is about 9958.2241890811. The cubic root of 99166229 is about 462.8652740377.

The spelling of 99166229 in words is "ninety-nine million, one hundred sixty-six thousand, two hundred twenty-nine".