43240041313 has 16 divisors (see below), whose sum is σ = 50497703424. Its totient is φ = 36253416960.

The previous prime is 43240041311. The next prime is 43240041337. The reversal of 43240041313 is 31314004234.

It is a cyclic number.

It is not a de Polignac number, because 43240041313 - 2¹ = 43240041311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43240041311) 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, 547653 + ... + 621613.

It is an arithmetic number, because the mean of its divisors is an integer number (3156106464).

Almost surely, 2^43240041313 is an apocalyptic number.

It is an amenable number.

43240041313 is a deficient number, since it is larger than the sum of its proper divisors (7257662111).

43240041313 is a wasteful number, since it uses less digits than its factorization.

43240041313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75792.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 43240041313 its reverse (31314004234), we get a palindrome (74554045547).

The spelling of 43240041313 in words is "forty-three billion, two hundred forty million, forty-one thousand, three hundred thirteen".