1163427841 has 2 divisors, whose sum is σ = 1163427842. Its totient is φ = 1163427840.

The previous prime is 1163427821. The next prime is 1163427851. The reversal of 1163427841 is 1487243611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 693795600 + 469632241 = 26340^2 + 21671^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163427841 - 2¹¹ = 1163425793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1163427841.

It is not a weakly prime, because it can be changed into another prime (1163427821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581713920 + 581713921.

It is an arithmetic number, because the mean of its divisors is an integer number (581713921).

Almost surely, 2^1163427841 is an apocalyptic number.

It is an amenable number.

1163427841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163427841 is an equidigital number, since it uses as much as digits as its factorization.

1163427841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 37.

The square root of 1163427841 is about 34109.0580491458. The cubic root of 1163427841 is about 1051.7515259021.

The spelling of 1163427841 in words is "one billion, one hundred sixty-three million, four hundred twenty-seven thousand, eight hundred forty-one".