13403331311 has 2 divisors, whose sum is σ = 13403331312. Its totient is φ = 13403331310.

The previous prime is 13403331247. The next prime is 13403331341. The reversal of 13403331311 is 11313330431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13403331311 - 2⁶ = 13403331247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13403331341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701665655 + 6701665656.

It is an arithmetic number, because the mean of its divisors is an integer number (6701665656).

Almost surely, 2^13403331311 is an apocalyptic number.

13403331311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13403331311 is an equidigital number, since it uses as much as digits as its factorization.

13403331311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 13403331311 its reverse (11313330431), we get a palindrome (24716661742).

The spelling of 13403331311 in words is "thirteen billion, four hundred three million, three hundred thirty-one thousand, three hundred eleven".