11431514139211 has 2 divisors, whose sum is σ = 11431514139212. Its totient is φ = 11431514139210.

The previous prime is 11431514139181. The next prime is 11431514139223. The reversal of 11431514139211 is 11293141513411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11431514139211 - 2⁹ = 11431514138699 is a prime.

It is not a weakly prime, because it can be changed into another prime (11431514139011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715757069605 + 5715757069606.

It is an arithmetic number, because the mean of its divisors is an integer number (5715757069606).

Almost surely, 2^{11431514139211} is an apocalyptic number.

11431514139211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11431514139211 is an equidigital number, since it uses as much as digits as its factorization.

11431514139211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 37.

The spelling of 11431514139211 in words is "eleven trillion, four hundred thirty-one billion, five hundred fourteen million, one hundred thirty-nine thousand, two hundred eleven".