1046103661 has 4 divisors (see below), whose sum is σ = 1046421792. Its totient is φ = 1045785532.

The previous prime is 1046103647. The next prime is 1046103673. The reversal of 1046103661 is 1663016401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1663016401 = 19 ⋅87527179.

It is a cyclic number.

It is not a de Polignac number, because 1046103661 - 2⁷ = 1046103533 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 (1046103601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154081 + ... + 160726.

It is an arithmetic number, because the mean of its divisors is an integer number (261605448).

Almost surely, 2^1046103661 is an apocalyptic number.

It is an amenable number.

1046103661 is a deficient number, since it is larger than the sum of its proper divisors (318131).

1046103661 is an equidigital number, since it uses as much as digits as its factorization.

1046103661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318130.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1046103661 is about 32343.5257972906. The cubic root of 1046103661 is about 1015.1375843003.

The spelling of 1046103661 in words is "one billion, forty-six million, one hundred three thousand, six hundred sixty-one".