43340115502043 has 2 divisors, whose sum is σ = 43340115502044. Its totient is φ = 43340115502042.

The previous prime is 43340115502009. The next prime is 43340115502067. The reversal of 43340115502043 is 34020551104334.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43340115502043 - 2¹⁴ = 43340115485659 is a prime.

It is a super-2 number, since 2×43340115502043² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43340115501994 and 43340115502012.

It is not a weakly prime, because it can be changed into another prime (43340115502843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21670057751021 + 21670057751022.

It is an arithmetic number, because the mean of its divisors is an integer number (21670057751022).

Almost surely, 2^{43340115502043} is an apocalyptic number.

43340115502043 is a deficient number, since it is larger than the sum of its proper divisors (1).

43340115502043 is an equidigital number, since it uses as much as digits as its factorization.

43340115502043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 43340115502043 its reverse (34020551104334), we get a palindrome (77360666606377).

The spelling of 43340115502043 in words is "forty-three trillion, three hundred forty billion, one hundred fifteen million, five hundred two thousand, forty-three".