1042440002311 has 2 divisors, whose sum is σ = 1042440002312. Its totient is φ = 1042440002310.

The previous prime is 1042440002309. The next prime is 1042440002341. The reversal of 1042440002311 is 1132000442401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042440002311 - 2¹ = 1042440002309 is a prime.

It is a super-3 number, since 3×1042440002311³ (a number of 37 digits) contains 333 as substring.

Together with 1042440002309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042440002341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521220001155 + 521220001156.

It is an arithmetic number, because the mean of its divisors is an integer number (521220001156).

Almost surely, 2^{1042440002311} is an apocalyptic number.

1042440002311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042440002311 is an equidigital number, since it uses as much as digits as its factorization.

1042440002311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1042440002311 its reverse (1132000442401), we get a palindrome (2174440444712).

The spelling of 1042440002311 in words is "one trillion, forty-two billion, four hundred forty million, two thousand, three hundred eleven".