1040240212463 has 2 divisors, whose sum is σ = 1040240212464. Its totient is φ = 1040240212462.

The previous prime is 1040240212367. The next prime is 1040240212471. The reversal of 1040240212463 is 3642120420401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040240212463 - 2¹² = 1040240208367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040240212493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520120106231 + 520120106232.

It is an arithmetic number, because the mean of its divisors is an integer number (520120106232).

Almost surely, 2^{1040240212463} is an apocalyptic number.

1040240212463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040240212463 is an equidigital number, since it uses as much as digits as its factorization.

1040240212463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1040240212463 its reverse (3642120420401), we get a palindrome (4682360632864).

The spelling of 1040240212463 in words is "one trillion, forty billion, two hundred forty million, two hundred twelve thousand, four hundred sixty-three".