8208971534 has 4 divisors (see below), whose sum is σ = 12313457304. Its totient is φ = 4104485766.

The previous prime is 8208971503. The next prime is 8208971557. The reversal of 8208971534 is 4351798028.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2052242882 + ... + 2052242885.

It is an arithmetic number, because the mean of its divisors is an integer number (3078364326).

Almost surely, 2^8208971534 is an apocalyptic number.

8208971534 is a deficient number, since it is larger than the sum of its proper divisors (4104485770).

8208971534 is a wasteful number, since it uses less digits than its factorization.

8208971534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4104485769.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 8208971534 is about 90603.3748488432. The cubic root of 8208971534 is about 2017.2648284983.

The spelling of 8208971534 in words is "eight billion, two hundred eight million, nine hundred seventy-one thousand, five hundred thirty-four".