99844153 has 2 divisors, whose sum is σ = 99844154. Its totient is φ = 99844152.

The previous prime is 99844091. The next prime is 99844159. The reversal of 99844153 is 35144899.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63808144 + 36036009 = 7988^2 + 6003^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99844153 is a prime.

It is not a weakly prime, because it can be changed into another prime (99844159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49922076 + 49922077.

It is an arithmetic number, because the mean of its divisors is an integer number (49922077).

Almost surely, 2^99844153 is an apocalyptic number.

It is an amenable number.

99844153 is a deficient number, since it is larger than the sum of its proper divisors (1).

99844153 is an equidigital number, since it uses as much as digits as its factorization.

99844153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 99844153 is about 9992.2046115960. The cubic root of 99844153 is about 463.9176320919.

The spelling of 99844153 in words is "ninety-nine million, eight hundred forty-four thousand, one hundred fifty-three".