1043666406133 has 8 divisors (see below), whose sum is σ = 1124812366776. Its totient is φ = 962643864000.

The previous prime is 1043666406073. The next prime is 1043666406143. The reversal of 1043666406133 is 3316046663401.

It can be written as a sum of positive squares in 4 ways, for example, as 29170248849 + 1014496157284 = 170793^2 + 1007222^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-1043666406133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1043666406133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043666406143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30837058 + ... + 30870883.

It is an arithmetic number, because the mean of its divisors is an integer number (140601545847).

Almost surely, 2^{1043666406133} is an apocalyptic number.

1043666406133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1043666406133 is a deficient number, since it is larger than the sum of its proper divisors (81145960643).

1043666406133 is a wasteful number, since it uses less digits than its factorization.

1043666406133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61709255.

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 1043666406133 in words is "one trillion, forty-three billion, six hundred sixty-six million, four hundred six thousand, one hundred thirty-three".