99019097 has 2 divisors, whose sum is σ = 99019098. Its totient is φ = 99019096.

The previous prime is 99019073. The next prime is 99019121. The reversal of 99019097 is 79091099.

It is a balanced prime because it is at equal distance from previous prime (99019073) and next prime (99019121).

It can be written as a sum of positive squares in only one way, i.e., 70492816 + 28526281 = 8396^2 + 5341^2 .

It is a cyclic number.

It is not a de Polignac number, because 99019097 - 2¹² = 99015001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99019007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49509548 + 49509549.

It is an arithmetic number, because the mean of its divisors is an integer number (49509549).

Almost surely, 2^99019097 is an apocalyptic number.

It is an amenable number.

99019097 is a deficient number, since it is larger than the sum of its proper divisors (1).

99019097 is an equidigital number, since it uses as much as digits as its factorization.

99019097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45927, while the sum is 44.

The square root of 99019097 is about 9950.8339851492. The cubic root of 99019097 is about 462.6362444481.

The spelling of 99019097 in words is "ninety-nine million, nineteen thousand, ninety-seven".