1041260002165 has 4 divisors (see below), whose sum is σ = 1249512002604. Its totient is φ = 833008001728.

The previous prime is 1041260002093. The next prime is 1041260002169. The reversal of 1041260002165 is 5612000621401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 475264087236 + 565995914929 = 689394^2 + 752327^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041260002165 - 2²⁵ = 1041226447733 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 (1041260002169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104126000212 + ... + 104126000221.

It is an arithmetic number, because the mean of its divisors is an integer number (312378000651).

Almost surely, 2^{1041260002165} is an apocalyptic number.

It is an amenable number.

1041260002165 is a deficient number, since it is larger than the sum of its proper divisors (208252000439).

1041260002165 is an equidigital number, since it uses as much as digits as its factorization.

1041260002165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208252000438.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 1041260002165 its reverse (5612000621401), we get a palindrome (6653260623566).

The spelling of 1041260002165 in words is "one trillion, forty-one billion, two hundred sixty million, two thousand, one hundred sixty-five".