1171499419043 has 2 divisors, whose sum is σ = 1171499419044. Its totient is φ = 1171499419042.

The previous prime is 1171499418979. The next prime is 1171499419099. The reversal of 1171499419043 is 3409149941711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1171499419043 - 2⁶ = 1171499418979 is a prime.

It is a super-3 number, since 3×1171499419043³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1171499410043) 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, 585749709521 + 585749709522.

It is an arithmetic number, because the mean of its divisors is an integer number (585749709522).

Almost surely, 2^{1171499419043} is an apocalyptic number.

1171499419043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171499419043 is an equidigital number, since it uses as much as digits as its factorization.

1171499419043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 53.

The spelling of 1171499419043 in words is "one trillion, one hundred seventy-one billion, four hundred ninety-nine million, four hundred nineteen thousand, forty-three".