99999283 has 4 divisors (see below), whose sum is σ = 100517608. Its totient is φ = 99480960.

The previous prime is 99999259. The next prime is 99999307. The reversal of 99999283 is 38299999.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (99999259) and next prime (99999307).

It is a cyclic number.

It is not a de Polignac number, because 99999283 - 2¹⁷ = 99868211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99919283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258873 + ... + 259258.

It is an arithmetic number, because the mean of its divisors is an integer number (25129402).

Almost surely, 2^99999283 is an apocalyptic number.

99999283 is a deficient number, since it is larger than the sum of its proper divisors (518325).

99999283 is a wasteful number, since it uses less digits than its factorization.

99999283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518324.

The product of its digits is 2834352, while the sum is 58.

The square root of 99999283 is about 9999.9641499357. The cubic root of 99999283 is about 464.1577740189.

The spelling of 99999283 in words is "ninety-nine million, nine hundred ninety-nine thousand, two hundred eighty-three".