9139508986 has 8 divisors (see below), whose sum is σ = 14000950080. Its totient is φ = 4472525628.

The previous prime is 9139508951. The next prime is 9139508999. The reversal of 9139508986 is 6898059319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9139508986.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48614316 + ... + 48614503.

It is an arithmetic number, because the mean of its divisors is an integer number (1750118760).

Almost surely, 2^9139508986 is an apocalyptic number.

9139508986 is a deficient number, since it is larger than the sum of its proper divisors (4861441094).

9139508986 is a wasteful number, since it uses less digits than its factorization.

9139508986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97228868.

The product of its (nonzero) digits is 4199040, while the sum is 58.

The square root of 9139508986 is about 95600.7792123056. The cubic root of 9139508986 is about 2090.7765546034.

The spelling of 9139508986 in words is "nine billion, one hundred thirty-nine million, five hundred eight thousand, nine hundred eighty-six".