2311057 has 8 divisors (see below), whose sum is σ = 2712896. Its totient is φ = 1927152.

The previous prime is 2311051. The next prime is 2311061. The reversal of 2311057 is 7501132.

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 2311057 - 2¹⁹ = 1786769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4203 + ... + 4720.

It is an arithmetic number, because the mean of its divisors is an integer number (339112).

2^2311057 is an apocalyptic number.

It is an amenable number.

2311057 is a deficient number, since it is larger than the sum of its proper divisors (401839).

2311057 is an equidigital number, since it uses as much as digits as its factorization.

2311057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8967.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 2311057 is about 1520.2161030590. The cubic root of 2311057 is about 132.2118003173.

Adding to 2311057 its reverse (7501132), we get a palindrome (9812189).

The spelling of 2311057 in words is "two million, three hundred eleven thousand, fifty-seven".