5091291052 has 6 divisors (see below), whose sum is σ = 8909759348. Its totient is φ = 2545645524.

The previous prime is 5091290947. The next prime is 5091291059. The reversal of 5091291052 is 2501921905.

It is a junction number, because it is equal to n+sod(n) for n = 5091290999 and 5091291017.

It is not an unprimeable number, because it can be changed into a prime (5091291059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636411378 + ... + 636411385.

Almost surely, 2^5091291052 is an apocalyptic number.

It is an amenable number.

5091291052 is a deficient number, since it is larger than the sum of its proper divisors (3818468296).

5091291052 is a wasteful number, since it uses less digits than its factorization.

5091291052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272822767 (or 1272822765 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 5091291052 is about 71353.2834002753. The cubic root of 5091291052 is about 1720.3202770268.

The spelling of 5091291052 in words is "five billion, ninety-one million, two hundred ninety-one thousand, fifty-two".