1171788225107 has 2 divisors, whose sum is σ = 1171788225108. Its totient is φ = 1171788225106.

The previous prime is 1171788225017. The next prime is 1171788225131. The reversal of 1171788225107 is 7015228871711.

Together with previous prime (1171788225017) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1171788225107 - 2²² = 1171784030803 is a prime.

It is a super-2 number, since 2×1171788225107² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1171788225407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585894112553 + 585894112554.

It is an arithmetic number, because the mean of its divisors is an integer number (585894112554).

Almost surely, 2^{1171788225107} is an apocalyptic number.

1171788225107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171788225107 is an equidigital number, since it uses as much as digits as its factorization.

1171788225107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 439040, while the sum is 50.

The spelling of 1171788225107 in words is "one trillion, one hundred seventy-one billion, seven hundred eighty-eight million, two hundred twenty-five thousand, one hundred seven".