1000013146705 has 8 divisors (see below), whose sum is σ = 1200104661672. Its totient is φ = 799951260288.

The previous prime is 1000013146703. The next prime is 1000013146729. The reversal of 1000013146705 is 5076413100001.

It can be written as a sum of positive squares in 4 ways, for example, as 136409080896 + 863604065809 = 369336^2 + 929303^2 .

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 1000013146705 - 2¹ = 1000013146703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000013146703) 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, 7332814 + ... + 7467943.

It is an arithmetic number, because the mean of its divisors is an integer number (150013082709).

Almost surely, 2^{1000013146705} is an apocalyptic number.

It is an amenable number.

1000013146705 is a deficient number, since it is larger than the sum of its proper divisors (200091514967).

1000013146705 is a wasteful number, since it uses less digits than its factorization.

1000013146705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14814275.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 1000013146705 its reverse (5076413100001), we get a palindrome (6076426246706).

The spelling of 1000013146705 in words is "one trillion, thirteen million, one hundred forty-six thousand, seven hundred five".