947145094 has 8 divisors (see below), whose sum is σ = 1623677328. Its totient is φ = 405919320.

The previous prime is 947145053. The next prime is 947145131. The reversal of 947145094 is 490541749.

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 947145094.

It is a congruent number.

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, 33826597 + ... + 33826624.

It is an arithmetic number, because the mean of its divisors is an integer number (202959666).

Almost surely, 2^947145094 is an apocalyptic number.

947145094 is a deficient number, since it is larger than the sum of its proper divisors (676532234).

947145094 is a wasteful number, since it uses less digits than its factorization.

947145094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67653230.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 947145094 is about 30775.7224773034. The cubic root of 947145094 is about 982.0618446124.

The spelling of 947145094 in words is "nine hundred forty-seven million, one hundred forty-five thousand, ninety-four".