1101666061 has 8 divisors (see below), whose sum is σ = 1118594880. Its totient is φ = 1084857312.

The previous prime is 1101666043. The next prime is 1101666067. The reversal of 1101666061 is 1606661011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101666061 - 2⁷ = 1101665933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101666067) 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 in 7 ways as a sum of consecutive naturals, for example, 11440 + ... + 48313.

It is an arithmetic number, because the mean of its divisors is an integer number (139824360).

Almost surely, 2^1101666061 is an apocalyptic number.

It is an amenable number.

1101666061 is a deficient number, since it is larger than the sum of its proper divisors (16928819).

1101666061 is a wasteful number, since it uses less digits than its factorization.

1101666061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60035.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1101666061 is about 33191.3552148749. The cubic root of 1101666061 is about 1032.8010166928.

It can be divided in two parts, 11016 and 66061, that added together give a palindrome (77077).

The spelling of 1101666061 in words is "one billion, one hundred one million, six hundred sixty-six thousand, sixty-one".