8134198274 has 4 divisors (see below), whose sum is σ = 12201297414. Its totient is φ = 4067099136.

The previous prime is 8134198249. The next prime is 8134198277. The reversal of 8134198274 is 4728914318.

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., 6114145249 + 2020053025 = 78193^2 + 44945^2 .

It is not an unprimeable number, because it can be changed into a prime (8134198277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033549567 + ... + 2033549570.

Almost surely, 2^8134198274 is an apocalyptic number.

8134198274 is a deficient number, since it is larger than the sum of its proper divisors (4067099140).

8134198274 is a wasteful number, since it uses less digits than its factorization.

8134198274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067099139.

The product of its digits is 387072, while the sum is 47.

The square root of 8134198274 is about 90189.7902980154. The cubic root of 8134198274 is about 2011.1212339531.

The spelling of 8134198274 in words is "eight billion, one hundred thirty-four million, one hundred ninety-eight thousand, two hundred seventy-four".