43141401437 has 2 divisors, whose sum is σ = 43141401438. Its totient is φ = 43141401436.

The previous prime is 43141401397. The next prime is 43141401467. The reversal of 43141401437 is 73410414134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35188507396 + 7952894041 = 187586^2 + 89179^2 .

It is a cyclic number.

It is not a de Polignac number, because 43141401437 - 2²⁰ = 43140352861 is a prime.

It is a super-2 number, since 2×43141401437² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43141401467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21570700718 + 21570700719.

It is an arithmetic number, because the mean of its divisors is an integer number (21570700719).

Almost surely, 2^43141401437 is an apocalyptic number.

It is an amenable number.

43141401437 is a deficient number, since it is larger than the sum of its proper divisors (1).

43141401437 is an equidigital number, since it uses as much as digits as its factorization.

43141401437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 43141401437 in words is "forty-three billion, one hundred forty-one million, four hundred one thousand, four hundred thirty-seven".