1040241335545 has 4 divisors (see below), whose sum is σ = 1248289602660. Its totient is φ = 832193068432.

The previous prime is 1040241335501. The next prime is 1040241335569. The reversal of 1040241335545 is 5455331420401.

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 142240613904 + 898000721641 = 377148^2 + 947629^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040241335545 - 2⁹ = 1040241335033 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104024133550 + ... + 104024133559.

It is an arithmetic number, because the mean of its divisors is an integer number (312072400665).

Almost surely, 2^{1040241335545} is an apocalyptic number.

It is an amenable number.

1040241335545 is a deficient number, since it is larger than the sum of its proper divisors (208048267115).

1040241335545 is an equidigital number, since it uses as much as digits as its factorization.

1040241335545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208048267114.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 1040241335545 its reverse (5455331420401), we get a palindrome (6495572755946).

The spelling of 1040241335545 in words is "one trillion, forty billion, two hundred forty-one million, three hundred thirty-five thousand, five hundred forty-five".