1171425041 has 2 divisors, whose sum is σ = 1171425042. Its totient is φ = 1171425040.

The previous prime is 1171425019. The next prime is 1171425053. The reversal of 1171425041 is 1405241711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1164242641 + 7182400 = 34121^2 + 2680^2 .

It is a cyclic number.

It is not a de Polignac number, because 1171425041 - 2¹⁸ = 1171162897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1171425041.

It is not a weakly prime, because it can be changed into another prime (1171425061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585712520 + 585712521.

It is an arithmetic number, because the mean of its divisors is an integer number (585712521).

Almost surely, 2^1171425041 is an apocalyptic number.

It is an amenable number.

1171425041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171425041 is an equidigital number, since it uses as much as digits as its factorization.

1171425041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 1171425041 is about 34226.0871412436. The cubic root of 1171425041 is about 1054.1558774221.

Adding to 1171425041 its reverse (1405241711), we get a palindrome (2576666752).

The spelling of 1171425041 in words is "one billion, one hundred seventy-one million, four hundred twenty-five thousand, forty-one".