99996959 has 4 divisors (see below), whose sum is σ = 103445160. Its totient is φ = 96548760.

The previous prime is 99996947. The next prime is 99996971. The reversal of 99996959 is 95969999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95969999 = 163 ⋅588773.

It is an interprime number because it is at equal distance from previous prime (99996947) and next prime (99996971).

It is a cyclic number.

It is not a de Polignac number, because 99996959 - 2²⁰ = 98948383 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99996895 and 99996904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99996059) 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, 1724057 + ... + 1724114.

It is an arithmetic number, because the mean of its divisors is an integer number (25861290).

Almost surely, 2^99996959 is an apocalyptic number.

99996959 is a deficient number, since it is larger than the sum of its proper divisors (3448201).

99996959 is a wasteful number, since it uses less digits than its factorization.

99996959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448200.

The product of its digits is 15943230, while the sum is 65.

The square root of 99996959 is about 9999.8479488440. The cubic root of 99996959 is about 464.1541782897.

The spelling of 99996959 in words is "ninety-nine million, nine hundred ninety-six thousand, nine hundred fifty-nine".