1165474441 has 2 divisors, whose sum is σ = 1165474442. Its totient is φ = 1165474440.

The previous prime is 1165474391. The next prime is 1165474493. The reversal of 1165474441 is 1444745611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1074462841 + 91011600 = 32779^2 + 9540^2 .

It is a cyclic number.

It is not a de Polignac number, because 1165474441 - 2⁹ = 1165473929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1165474441.

It is not a weakly prime, because it can be changed into another prime (1165474741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582737220 + 582737221.

It is an arithmetic number, because the mean of its divisors is an integer number (582737221).

Almost surely, 2^1165474441 is an apocalyptic number.

It is an amenable number.

1165474441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1165474441 is an equidigital number, since it uses as much as digits as its factorization.

1165474441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 37.

The square root of 1165474441 is about 34139.0456955082. The cubic root of 1165474441 is about 1052.3678809114.

The spelling of 1165474441 in words is "one billion, one hundred sixty-five million, four hundred seventy-four thousand, four hundred forty-one".