41043611513 has 12 divisors (see below), whose sum is σ = 43985836380. Its totient is φ = 38287398912.

The previous prime is 41043611509. The next prime is 41043611533. The reversal of 41043611513 is 31511634014.

It can be written as a sum of positive squares in 6 ways, for example, as 1663987264 + 39379624249 = 40792^2 + 198443^2 .

It is not a de Polignac number, because 41043611513 - 2² = 41043611509 is a prime.

It is a super-2 number, since 2×41043611513² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41043611503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595748 + ... + 661061.

It is an arithmetic number, because the mean of its divisors is an integer number (3665486365).

Almost surely, 2^41043611513 is an apocalyptic number.

It is an amenable number.

41043611513 is a deficient number, since it is larger than the sum of its proper divisors (2942224867).

41043611513 is a wasteful number, since it uses less digits than its factorization.

41043611513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256956 (or 1256939 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 41043611513 in words is "forty-one billion, forty-three million, six hundred eleven thousand, five hundred thirteen".