8091992703 has 4 divisors (see below), whose sum is σ = 10789323608. Its totient is φ = 5394661800.

The previous prime is 8091992693. The next prime is 8091992719. The reversal of 8091992703 is 3072991908.

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

It is a de Polignac number, because none of the positive numbers 2^k-8091992703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8091992723) 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, 1348665448 + ... + 1348665453.

It is an arithmetic number, because the mean of its divisors is an integer number (2697330902).

Almost surely, 2^8091992703 is an apocalyptic number.

8091992703 is a deficient number, since it is larger than the sum of its proper divisors (2697330905).

8091992703 is a wasteful number, since it uses less digits than its factorization.

8091992703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697330904.

The product of its (nonzero) digits is 244944, while the sum is 48.

The square root of 8091992703 is about 89955.5040172640. The cubic root of 8091992703 is about 2007.6368606469.

The spelling of 8091992703 in words is "eight billion, ninety-one million, nine hundred ninety-two thousand, seven hundred three".