1431522042311 has 2 divisors, whose sum is σ = 1431522042312. Its totient is φ = 1431522042310.

The previous prime is 1431522042289. The next prime is 1431522042323. The reversal of 1431522042311 is 1132402251341.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1132402251341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1431522042311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1431522041311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715761021155 + 715761021156.

It is an arithmetic number, because the mean of its divisors is an integer number (715761021156).

Almost surely, 2^{1431522042311} is an apocalyptic number.

1431522042311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431522042311 is an equidigital number, since it uses as much as digits as its factorization.

1431522042311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 1431522042311 its reverse (1132402251341), we get a palindrome (2563924293652).

The spelling of 1431522042311 in words is "one trillion, four hundred thirty-one billion, five hundred twenty-two million, forty-two thousand, three hundred eleven".