1046109990791 has 2 divisors, whose sum is σ = 1046109990792. Its totient is φ = 1046109990790.

The previous prime is 1046109990781. The next prime is 1046109990799. The reversal of 1046109990791 is 1970999016401.

It is a strong prime.

It is an emirp because it is prime and its reverse (1970999016401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1046109990791 - 2²² = 1046105796487 is a prime.

It is a super-2 number, since 2×1046109990791² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1046109990799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523054995395 + 523054995396.

It is an arithmetic number, because the mean of its divisors is an integer number (523054995396).

Almost surely, 2^{1046109990791} is an apocalyptic number.

1046109990791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046109990791 is an equidigital number, since it uses as much as digits as its factorization.

1046109990791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 56.

The spelling of 1046109990791 in words is "one trillion, forty-six billion, one hundred nine million, nine hundred ninety thousand, seven hundred ninety-one".