8133342347 has 4 divisors (see below), whose sum is σ = 8758984080. Its totient is φ = 7507700616.

The previous prime is 8133342313. The next prime is 8133342359. The reversal of 8133342347 is 7432433318.

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-8133342347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8133342347.

It is not an unprimeable number, because it can be changed into a prime (8133342397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312820847 + ... + 312820872.

It is an arithmetic number, because the mean of its divisors is an integer number (2189746020).

Almost surely, 2^8133342347 is an apocalyptic number.

8133342347 is a deficient number, since it is larger than the sum of its proper divisors (625641733).

8133342347 is a wasteful number, since it uses less digits than its factorization.

8133342347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625641732.

The product of its digits is 145152, while the sum is 38.

The square root of 8133342347 is about 90185.0450296500. The cubic root of 8133342347 is about 2011.0506909081.

The spelling of 8133342347 in words is "eight billion, one hundred thirty-three million, three hundred forty-two thousand, three hundred forty-seven".