1041864976081 has 2 divisors, whose sum is σ = 1041864976082. Its totient is φ = 1041864976080.

The previous prime is 1041864976073. The next prime is 1041864976147. The reversal of 1041864976081 is 1806794681401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1024530620481 + 17334355600 = 1012191^2 + 131660^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041864976081 - 2³ = 1041864976073 is a prime.

It is a super-2 number, since 2×1041864976081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1041864977081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520932488040 + 520932488041.

It is an arithmetic number, because the mean of its divisors is an integer number (520932488041).

Almost surely, 2^{1041864976081} is an apocalyptic number.

It is an amenable number.

1041864976081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041864976081 is an equidigital number, since it uses as much as digits as its factorization.

1041864976081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 55.

The spelling of 1041864976081 in words is "one trillion, forty-one billion, eight hundred sixty-four million, nine hundred seventy-six thousand, eighty-one".