99983707 has 4 divisors (see below), whose sum is σ = 102422376. Its totient is φ = 97545040.

The previous prime is 99983683. The next prime is 99983717. The reversal of 99983707 is 70738999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70738999 = 43 ⋅1645093.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99983707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99983717) 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, 1219273 + ... + 1219354.

It is an arithmetic number, because the mean of its divisors is an integer number (25605594).

Almost surely, 2^99983707 is an apocalyptic number.

99983707 is a deficient number, since it is larger than the sum of its proper divisors (2438669).

99983707 is a wasteful number, since it uses less digits than its factorization.

99983707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438668.

The product of its (nonzero) digits is 857304, while the sum is 52.

The square root of 99983707 is about 9999.1853168146. The cubic root of 99983707 is about 464.1336735231.

The spelling of 99983707 in words is "ninety-nine million, nine hundred eighty-three thousand, seven hundred seven".