1071940404527 has 2 divisors, whose sum is σ = 1071940404528. Its totient is φ = 1071940404526.

The previous prime is 1071940404517. The next prime is 1071940404533. The reversal of 1071940404527 is 7254040491701.

It is a strong prime.

It is an emirp because it is prime and its reverse (7254040491701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1071940404527 - 2⁴ = 1071940404511 is a prime.

It is a super-2 number, since 2×1071940404527² (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 (1071940404517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535970202263 + 535970202264.

It is an arithmetic number, because the mean of its divisors is an integer number (535970202264).

Almost surely, 2^{1071940404527} is an apocalyptic number.

1071940404527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071940404527 is an equidigital number, since it uses as much as digits as its factorization.

1071940404527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 1071940404527 in words is "one trillion, seventy-one billion, nine hundred forty million, four hundred four thousand, five hundred twenty-seven".