947130986 has 8 divisors (see below), whose sum is σ = 1453736064. Its totient is φ = 462552300.

The previous prime is 947130973. The next prime is 947131001. The reversal of 947130986 is 689031749.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 947130986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5506490 + ... + 5506661.

It is an arithmetic number, because the mean of its divisors is an integer number (181717008).

Almost surely, 2^947130986 is an apocalyptic number.

947130986 is a deficient number, since it is larger than the sum of its proper divisors (506605078).

947130986 is a wasteful number, since it uses less digits than its factorization.

947130986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11013196.

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 947130986 is about 30775.4932698080. The cubic root of 947130986 is about 982.0569685565.

The spelling of 947130986 in words is "nine hundred forty-seven million, one hundred thirty thousand, nine hundred eighty-six".