1166562433 has 2 divisors, whose sum is σ = 1166562434. Its totient is φ = 1166562432.

The previous prime is 1166562391. The next prime is 1166562443. The reversal of 1166562433 is 3342656611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1165334769 + 1227664 = 34137^2 + 1108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1166562433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1166562392 and 1166562401.

It is not a weakly prime, because it can be changed into another prime (1166562443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583281216 + 583281217.

It is an arithmetic number, because the mean of its divisors is an integer number (583281217).

Almost surely, 2^1166562433 is an apocalyptic number.

It is an amenable number.

1166562433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166562433 is an equidigital number, since it uses as much as digits as its factorization.

1166562433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 37.

The square root of 1166562433 is about 34154.9766944731. The cubic root of 1166562433 is about 1052.6952473747.

The spelling of 1166562433 in words is "one billion, one hundred sixty-six million, five hundred sixty-two thousand, four hundred thirty-three".