1172842327 has 2 divisors, whose sum is σ = 1172842328. Its totient is φ = 1172842326.

The previous prime is 1172842249. The next prime is 1172842339. The reversal of 1172842327 is 7232482711.

It is a strong prime.

It is an emirp because it is prime and its reverse (7232482711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1172842327 - 2²⁷ = 1038624599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1172843327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586421163 + 586421164.

It is an arithmetic number, because the mean of its divisors is an integer number (586421164).

Almost surely, 2^1172842327 is an apocalyptic number.

1172842327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1172842327 is an equidigital number, since it uses as much as digits as its factorization.

1172842327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 37.

The square root of 1172842327 is about 34246.7856447872. The cubic root of 1172842327 is about 1054.5808408019.

The spelling of 1172842327 in words is "one billion, one hundred seventy-two million, eight hundred forty-two thousand, three hundred twenty-seven".