994741871 has 4 divisors (see below), whose sum is σ = 1004038632. Its totient is φ = 985445112.

The previous prime is 994741861. The next prime is 994741901. The reversal of 994741871 is 178147499.

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

It is a cyclic number.

It is not a de Polignac number, because 994741871 - 2⁶ = 994741807 is a prime.

It is a super-2 number, since 2×994741871² = 1979022779841161282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994741861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4648220 + ... + 4648433.

It is an arithmetic number, because the mean of its divisors is an integer number (251009658).

Almost surely, 2^994741871 is an apocalyptic number.

994741871 is a deficient number, since it is larger than the sum of its proper divisors (9296761).

994741871 is a wasteful number, since it uses less digits than its factorization.

994741871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9296760.

The product of its digits is 508032, while the sum is 50.

The square root of 994741871 is about 31539.5287060539. The cubic root of 994741871 is about 998.2442093367.

The spelling of 994741871 in words is "nine hundred ninety-four million, seven hundred forty-one thousand, eight hundred seventy-one".