3111299 has 2 divisors, whose sum is σ = 3111300. Its totient is φ = 3111298.

The previous prime is 3111287. The next prime is 3111301. The reversal of 3111299 is 9921113.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3111299 is a prime.

Together with 3111301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3111599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555649 + 1555650.

It is an arithmetic number, because the mean of its divisors is an integer number (1555650).

Almost surely, 2^3111299 is an apocalyptic number.

3111299 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111299 is an equidigital number, since it uses as much as digits as its factorization.

3111299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 486, while the sum is 26.

The square root of 3111299 is about 1763.8874680659. The cubic root of 3111299 is about 145.9869100668.

It can be divided in two parts, 311129 and 9, that multiplied together give a triangular number (2800161 = T₂₃₆₆).

The spelling of 3111299 in words is "three million, one hundred eleven thousand, two hundred ninety-nine".