99411775 has 12 divisors (see below), whose sum is σ = 124494264. Its totient is φ = 78740000.

The previous prime is 99411751. The next prime is 99411779. The reversal of 99411775 is 57711499.

It is not a de Polignac number, because 99411775 - 2¹⁷ = 99280703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99411779) 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 in 11 ways as a sum of consecutive naturals, for example, 17161 + ... + 22210.

It is an arithmetic number, because the mean of its divisors is an integer number (10374522).

Almost surely, 2^99411775 is an apocalyptic number.

99411775 is a deficient number, since it is larger than the sum of its proper divisors (25082489).

99411775 is a wasteful number, since it uses less digits than its factorization.

99411775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39482 (or 39477 counting only the distinct ones).

The product of its digits is 79380, while the sum is 43.

The square root of 99411775 is about 9970.5453712422. The cubic root of 99411775 is about 463.2469934986.

It can be divided in two parts, 994 and 11775, that added together give a square (12769 = 113²).

The spelling of 99411775 in words is "ninety-nine million, four hundred eleven thousand, seven hundred seventy-five".