99609119 has 2 divisors, whose sum is σ = 99609120. Its totient is φ = 99609118.

The previous prime is 99609109. The next prime is 99609127. The reversal of 99609119 is 91190699.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99609119 - 2¹⁶ = 99543583 is a prime.

It is a super-2 number, since 2×99609119² = 19843953175912322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99609119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99609109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49804559 + 49804560.

It is an arithmetic number, because the mean of its divisors is an integer number (49804560).

Almost surely, 2^99609119 is an apocalyptic number.

99609119 is a deficient number, since it is larger than the sum of its proper divisors (1).

99609119 is an equidigital number, since it uses as much as digits as its factorization.

99609119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 44.

The square root of 99609119 is about 9980.4368140878. The cubic root of 99609119 is about 463.5533240409.

The spelling of 99609119 in words is "ninety-nine million, six hundred nine thousand, one hundred nineteen".