1110010661 has 2 divisors, whose sum is σ = 1110010662. Its totient is φ = 1110010660.

The previous prime is 1110010651. The next prime is 1110010667. The reversal of 1110010661 is 1660100111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1029190561 + 80820100 = 32081^2 + 8990^2 .

It is an emirp because it is prime and its reverse (1660100111) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 1990100111 and 1110010991.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110010661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110010667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555005330 + 555005331.

It is an arithmetic number, because the mean of its divisors is an integer number (555005331).

Almost surely, 2^1110010661 is an apocalyptic number.

It is an amenable number.

1110010661 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110010661 is an equidigital number, since it uses as much as digits as its factorization.

1110010661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1110010661 is about 33316.8224925487. The cubic root of 1110010661 is about 1035.4021202686.

Adding to 1110010661 its reverse (1660100111), we get a palindrome (2770110772).

The spelling of 1110010661 in words is "one billion, one hundred ten million, ten thousand, six hundred sixty-one".