5811342797 has 4 divisors (see below), whose sum is σ = 6258369180. Its totient is φ = 5364316416.

The previous prime is 5811342787. The next prime is 5811342811. The reversal of 5811342797 is 7972431185.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2351668036 + 3459674761 = 48494^2 + 58819^2 .

It is a cyclic number.

It is not a de Polignac number, because 5811342797 - 2¹⁴ = 5811326413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811342727) 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, 223513172 + ... + 223513197.

It is an arithmetic number, because the mean of its divisors is an integer number (1564592295).

Almost surely, 2^5811342797 is an apocalyptic number.

It is an amenable number.

5811342797 is a deficient number, since it is larger than the sum of its proper divisors (447026383).

5811342797 is a wasteful number, since it uses less digits than its factorization.

5811342797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447026382.

The product of its digits is 423360, while the sum is 47.

The square root of 5811342797 is about 76232.1637958677. The cubic root of 5811342797 is about 1797.8722591889.

The spelling of 5811342797 in words is "five billion, eight hundred eleven million, three hundred forty-two thousand, seven hundred ninety-seven".