1163011 has 2 divisors, whose sum is σ = 1163012. Its totient is φ = 1163010.

The previous prime is 1163003. The next prime is 1163017. The reversal of 1163011 is 1103611.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1103611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1163011 - 2³ = 1163003 is a prime.

It is a super-2 number, since 2×1163011² = 2705189172242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1162982 and 1163000.

It is not a weakly prime, because it can be changed into another prime (1163017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581505 + 581506.

It is an arithmetic number, because the mean of its divisors is an integer number (581506).

2^1163011 is an apocalyptic number.

1163011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163011 is an equidigital number, since it uses as much as digits as its factorization.

1163011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1163011 is about 1078.4298771826. The cubic root of 1163011 is about 105.1625901286.

Adding to 1163011 its reverse (1103611), we get a palindrome (2266622).

The spelling of 1163011 in words is "one million, one hundred sixty-three thousand, eleven".