99941265 has 12 divisors (see below), whose sum is σ = 173231604. Its totient is φ = 53301984.

The previous prime is 99941263. The next prime is 99941267. The reversal of 99941265 is 56214999.

It is an interprime number because it is at equal distance from previous prime (99941263) and next prime (99941267).

It can be written as a sum of positive squares in 2 ways, for example, as 70358544 + 29582721 = 8388^2 + 5439^2 .

It is not a de Polignac number, because 99941265 - 2¹ = 99941263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2220917 = 99941265 / (9 + 9 + 9 + 4 + 1 + 2 + 6 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 99941265.

It is not an unprimeable number, because it can be changed into a prime (99941263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1110414 + ... + 1110503.

It is an arithmetic number, because the mean of its divisors is an integer number (14435967).

Almost surely, 2^99941265 is an apocalyptic number.

It is an amenable number.

99941265 is a deficient number, since it is larger than the sum of its proper divisors (73290339).

99941265 is a wasteful number, since it uses less digits than its factorization.

99941265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220928 (or 2220925 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 99941265 is about 9997.0628186483. The cubic root of 99941265 is about 464.0679909904.

The spelling of 99941265 in words is "ninety-nine million, nine hundred forty-one thousand, two hundred sixty-five".