1040513445101 has 32 divisors (see below), whose sum is σ = 1187189240160. Its totient is φ = 905218965504.

The previous prime is 1040513445053. The next prime is 1040513445107. The reversal of 1040513445101 is 1015443150401.

It can be written as a sum of positive squares in 16 ways, for example, as 374453429476 + 666060015625 = 611926^2 + 816125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040513445101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040513445107) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2474651 + ... + 2864423.

It is an arithmetic number, because the mean of its divisors is an integer number (37099663755).

Almost surely, 2^{1040513445101} is an apocalyptic number.

It is an amenable number.

1040513445101 is a deficient number, since it is larger than the sum of its proper divisors (146675795059).

1040513445101 is a wasteful number, since it uses less digits than its factorization.

1040513445101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389985.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 1040513445101 its reverse (1015443150401), we get a palindrome (2055956595502).

The spelling of 1040513445101 in words is "one trillion, forty billion, five hundred thirteen million, four hundred forty-five thousand, one hundred one".