1040303311541 has 16 divisors (see below), whose sum is σ = 1147977869808. Its totient is φ = 936592243200.

The previous prime is 1040303311513. The next prime is 1040303311559. The reversal of 1040303311541 is 1451133030401.

It can be written as a sum of positive squares in 8 ways, for example, as 36157022500 + 1004146289041 = 190150^2 + 1002071^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040303311541 - 2³⁴ = 1023123442357 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 1040303311541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040303311591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1611755 + ... + 2162951.

It is an arithmetic number, because the mean of its divisors is an integer number (71748616863).

Almost surely, 2^{1040303311541} is an apocalyptic number.

It is an amenable number.

1040303311541 is a deficient number, since it is larger than the sum of its proper divisors (107674558267).

1040303311541 is a wasteful number, since it uses less digits than its factorization.

1040303311541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554792.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 1040303311541 its reverse (1451133030401), we get a palindrome (2491436341942).

The spelling of 1040303311541 in words is "one trillion, forty billion, three hundred three million, three hundred eleven thousand, five hundred forty-one".