3111401347 has 2 divisors, whose sum is σ = 3111401348. Its totient is φ = 3111401346.

The previous prime is 3111401309. The next prime is 3111401369. The reversal of 3111401347 is 7431041113.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3111401347 - 2⁷ = 3111401219 is a prime.

It is a super-2 number, since 2×3111401347² = 19361636684226828818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3111401647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555700673 + 1555700674.

It is an arithmetic number, because the mean of its divisors is an integer number (1555700674).

Almost surely, 2^3111401347 is an apocalyptic number.

3111401347 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111401347 is an equidigital number, since it uses as much as digits as its factorization.

3111401347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 3111401347 is about 55779.9367783794. The cubic root of 3111401347 is about 1459.8851080855.

The spelling of 3111401347 in words is "three billion, one hundred eleven million, four hundred one thousand, three hundred forty-seven".