43430002109513 has 2 divisors, whose sum is σ = 43430002109514. Its totient is φ = 43430002109512.

The previous prime is 43430002109491. The next prime is 43430002109579. The reversal of 43430002109513 is 31590120003434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24968439966649 + 18461562142864 = 4996843^2 + 4296692^2 .

It is a cyclic number.

It is not a de Polignac number, because 43430002109513 - 2⁶ = 43430002109449 is a prime.

It is not a weakly prime, because it can be changed into another prime (43430002108513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21715001054756 + 21715001054757.

It is an arithmetic number, because the mean of its divisors is an integer number (21715001054757).

Almost surely, 2^{43430002109513} is an apocalyptic number.

It is an amenable number.

43430002109513 is a deficient number, since it is larger than the sum of its proper divisors (1).

43430002109513 is an equidigital number, since it uses as much as digits as its factorization.

43430002109513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 43430002109513 in words is "forty-three trillion, four hundred thirty billion, two million, one hundred nine thousand, five hundred thirteen".