1166433701 has 2 divisors, whose sum is σ = 1166433702. Its totient is φ = 1166433700.

The previous prime is 1166433691. The next prime is 1166433703. The reversal of 1166433701 is 1073346611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1101244225 + 65189476 = 33185^2 + 8074^2 .

It is a cyclic number.

It is not a de Polignac number, because 1166433701 - 2⁶ = 1166433637 is a prime.

Together with 1166433703, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1166433703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583216850 + 583216851.

It is an arithmetic number, because the mean of its divisors is an integer number (583216851).

Almost surely, 2^1166433701 is an apocalyptic number.

It is an amenable number.

1166433701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166433701 is an equidigital number, since it uses as much as digits as its factorization.

1166433701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1166433701 is about 34153.0921147705. The cubic root of 1166433701 is about 1052.6565237579.

The spelling of 1166433701 in words is "one billion, one hundred sixty-six million, four hundred thirty-three thousand, seven hundred one".