3111340403 has 2 divisors, whose sum is σ = 3111340404. Its totient is φ = 3111340402.

The previous prime is 3111340369. The next prime is 3111340447. The reversal of 3111340403 is 3040431113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3111340403 - 2¹⁰ = 3111339379 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111340483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555670201 + 1555670202.

It is an arithmetic number, because the mean of its divisors is an integer number (1555670202).

Almost surely, 2^3111340403 is an apocalyptic number.

3111340403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111340403 is an equidigital number, since it uses as much as digits as its factorization.

3111340403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3111340403 is about 55779.3904860926. The cubic root of 3111340403 is about 1459.8755762798.

Adding to 3111340403 its reverse (3040431113), we get a palindrome (6151771516).

The spelling of 3111340403 in words is "three billion, one hundred eleven million, three hundred forty thousand, four hundred three".