13949831183311 has 2 divisors, whose sum is σ = 13949831183312. Its totient is φ = 13949831183310.

The previous prime is 13949831183293. The next prime is 13949831183341. The reversal of 13949831183311 is 11338113894931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13949831183311 - 2²³ = 13949822794703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13949831183341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6974915591655 + 6974915591656.

It is an arithmetic number, because the mean of its divisors is an integer number (6974915591656).

Almost surely, 2^{13949831183311} is an apocalyptic number.

13949831183311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13949831183311 is an equidigital number, since it uses as much as digits as its factorization.

13949831183311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 55.

The spelling of 13949831183311 in words is "thirteen trillion, nine hundred forty-nine billion, eight hundred thirty-one million, one hundred eighty-three thousand, three hundred eleven".