8297987122 has 4 divisors (see below), whose sum is σ = 12446980686. Its totient is φ = 4148993560.

The previous prime is 8297987101. The next prime is 8297987129. The reversal of 8297987122 is 2217897928.

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

It can be written as a sum of positive squares in only one way, i.e., 4409092801 + 3888894321 = 66401^2 + 62361^2 .

It is not an unprimeable number, because it can be changed into a prime (8297987129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2074496779 + ... + 2074496782.

Almost surely, 2^8297987122 is an apocalyptic number.

8297987122 is a deficient number, since it is larger than the sum of its proper divisors (4148993564).

8297987122 is a wasteful number, since it uses less digits than its factorization.

8297987122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148993563.

The product of its digits is 2032128, while the sum is 55.

The square root of 8297987122 is about 91093.2880183826. The cubic root of 8297987122 is about 2024.5301656115.

The spelling of 8297987122 in words is "eight billion, two hundred ninety-seven million, nine hundred eighty-seven thousand, one hundred twenty-two".