1040400599041 has 2 divisors, whose sum is σ = 1040400599042. Its totient is φ = 1040400599040.

The previous prime is 1040400599023. The next prime is 1040400599071. The reversal of 1040400599041 is 1409950040401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 972203888016 + 68196711025 = 986004^2 + 261145^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040400599041 - 2¹⁷ = 1040400467969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040400599071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520200299520 + 520200299521.

It is an arithmetic number, because the mean of its divisors is an integer number (520200299521).

Almost surely, 2^{1040400599041} is an apocalyptic number.

It is an amenable number.

1040400599041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040400599041 is an equidigital number, since it uses as much as digits as its factorization.

1040400599041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 1040400599041 in words is "one trillion, forty billion, four hundred million, five hundred ninety-nine thousand, forty-one".