1164671141 has 2 divisors, whose sum is σ = 1164671142. Its totient is φ = 1164671140.

The previous prime is 1164671111. The next prime is 1164671227. The reversal of 1164671141 is 1411764611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1118634916 + 46036225 = 33446^2 + 6785^2 .

It is an emirp because it is prime and its reverse (1411764611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1164671141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1164671098 and 1164671107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164671111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582335570 + 582335571.

It is an arithmetic number, because the mean of its divisors is an integer number (582335571).

Almost surely, 2^1164671141 is an apocalyptic number.

It is an amenable number.

1164671141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164671141 is an equidigital number, since it uses as much as digits as its factorization.

1164671141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 32.

The square root of 1164671141 is about 34127.2785466407. The cubic root of 1164671141 is about 1052.1260448014.

The spelling of 1164671141 in words is "one billion, one hundred sixty-four million, six hundred seventy-one thousand, one hundred forty-one".