2591120311 has 8 divisors (see below), whose sum is σ = 2824058160. Its totient is φ = 2362985472.

The previous prime is 2591120309. The next prime is 2591120317. The reversal of 2591120311 is 1130211952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2591120311 - 2¹ = 2591120309 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 (2591120317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1199626 + ... + 1201783.

It is an arithmetic number, because the mean of its divisors is an integer number (353007270).

Almost surely, 2^2591120311 is an apocalyptic number.

2591120311 is a deficient number, since it is larger than the sum of its proper divisors (232937849).

2591120311 is a wasteful number, since it uses less digits than its factorization.

2591120311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401505.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 2591120311 is about 50903.0481503809. The cubic root of 2591120311 is about 1373.5016733991.

The spelling of 2591120311 in words is "two billion, five hundred ninety-one million, one hundred twenty thousand, three hundred eleven".