43146307741 has 2 divisors, whose sum is σ = 43146307742. Its totient is φ = 43146307740.

The previous prime is 43146307723. The next prime is 43146307901. The reversal of 43146307741 is 14770364134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36196584516 + 6949723225 = 190254^2 + 83365^2 .

It is a cyclic number.

It is not a de Polignac number, because 43146307741 - 2¹¹ = 43146305693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43146307694 and 43146307703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43146367741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21573153870 + 21573153871.

It is an arithmetic number, because the mean of its divisors is an integer number (21573153871).

Almost surely, 2^43146307741 is an apocalyptic number.

It is an amenable number.

43146307741 is a deficient number, since it is larger than the sum of its proper divisors (1).

43146307741 is an equidigital number, since it uses as much as digits as its factorization.

43146307741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 43146307741 in words is "forty-three billion, one hundred forty-six million, three hundred seven thousand, seven hundred forty-one".