1141497169 has 2 divisors, whose sum is σ = 1141497170. Its totient is φ = 1141497168.

The previous prime is 1141497167. The next prime is 1141497187. The reversal of 1141497169 is 9617941411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1129766544 + 11730625 = 33612^2 + 3425^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141497169 - 2¹ = 1141497167 is a prime.

It is a super-2 number, since 2×1141497169² = 2606031573670029122, which contains 22 as substring.

Together with 1141497167, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1141497167) 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, 570748584 + 570748585.

It is an arithmetic number, because the mean of its divisors is an integer number (570748585).

Almost surely, 2^1141497169 is an apocalyptic number.

It is an amenable number.

1141497169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141497169 is an equidigital number, since it uses as much as digits as its factorization.

1141497169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 43.

The square root of 1141497169 is about 33786.0499170886. The cubic root of 1141497169 is about 1045.1010391990.

The spelling of 1141497169 in words is "one billion, one hundred forty-one million, four hundred ninety-seven thousand, one hundred sixty-nine".