1042751407099 has 2 divisors, whose sum is σ = 1042751407100. Its totient is φ = 1042751407098.

The previous prime is 1042751407081. The next prime is 1042751407121. The reversal of 1042751407099 is 9907041572401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042751407099 - 2⁷ = 1042751406971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042751407039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521375703549 + 521375703550.

It is an arithmetic number, because the mean of its divisors is an integer number (521375703550).

Almost surely, 2^{1042751407099} is an apocalyptic number.

1042751407099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042751407099 is an equidigital number, since it uses as much as digits as its factorization.

1042751407099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 1042751407099 in words is "one trillion, forty-two billion, seven hundred fifty-one million, four hundred seven thousand, ninety-nine".