99281151 has 6 divisors (see below), whose sum is σ = 143406120. Its totient is φ = 66187428.

The previous prime is 99281113. The next prime is 99281153. The reversal of 99281151 is 15118299.

It is not a de Polignac number, because 99281151 - 2¹⁸ = 99019007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99281153) 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 5 ways as a sum of consecutive naturals, for example, 5515611 + ... + 5515628.

It is an arithmetic number, because the mean of its divisors is an integer number (23901020).

Almost surely, 2^99281151 is an apocalyptic number.

99281151 is a deficient number, since it is larger than the sum of its proper divisors (44124969).

99281151 is a wasteful number, since it uses less digits than its factorization.

99281151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11031245 (or 11031242 counting only the distinct ones).

The product of its digits is 6480, while the sum is 36.

The square root of 99281151 is about 9963.9927238030. The cubic root of 99281151 is about 463.0440071558.

The spelling of 99281151 in words is "ninety-nine million, two hundred eighty-one thousand, one hundred fifty-one".