5130954866 has 4 divisors (see below), whose sum is σ = 7696432302. Its totient is φ = 2565477432.

The previous prime is 5130954847. The next prime is 5130954893. The reversal of 5130954866 is 6684590315.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 3139921225 + 1991033641 = 56035^2 + 44621^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5130954866.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282738715 + ... + 1282738718.

Almost surely, 2^5130954866 is an apocalyptic number.

5130954866 is a deficient number, since it is larger than the sum of its proper divisors (2565477436).

5130954866 is a wasteful number, since it uses less digits than its factorization.

5130954866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565477435.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 5130954866 is about 71630.6838303251. The cubic root of 5130954866 is about 1724.7761234067.

The spelling of 5130954866 in words is "five billion, one hundred thirty million, nine hundred fifty-four thousand, eight hundred sixty-six".