1040881612879 has 2 divisors, whose sum is σ = 1040881612880. Its totient is φ = 1040881612878.

The previous prime is 1040881612867. The next prime is 1040881612937. The reversal of 1040881612879 is 9782161880401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040881612879 - 2⁷ = 1040881612751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040881612819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520440806439 + 520440806440.

It is an arithmetic number, because the mean of its divisors is an integer number (520440806440).

Almost surely, 2^{1040881612879} is an apocalyptic number.

1040881612879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040881612879 is an equidigital number, since it uses as much as digits as its factorization.

1040881612879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 55.

The spelling of 1040881612879 in words is "one trillion, forty billion, eight hundred eighty-one million, six hundred twelve thousand, eight hundred seventy-nine".