2043430501513 has 2 divisors, whose sum is σ = 2043430501514. Its totient is φ = 2043430501512.

The previous prime is 2043430501447. The next prime is 2043430501517. The reversal of 2043430501513 is 3151050343402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1825165874169 + 218264627344 = 1350987^2 + 467188^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043430501513 - 2⁹ = 2043430501001 is a prime.

It is not a weakly prime, because it can be changed into another prime (2043430501517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021715250756 + 1021715250757.

It is an arithmetic number, because the mean of its divisors is an integer number (1021715250757).

Almost surely, 2^{2043430501513} is an apocalyptic number.

It is an amenable number.

2043430501513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043430501513 is an equidigital number, since it uses as much as digits as its factorization.

2043430501513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 2043430501513 its reverse (3151050343402), we get a palindrome (5194480844915).

The spelling of 2043430501513 in words is "two trillion, forty-three billion, four hundred thirty million, five hundred one thousand, five hundred thirteen".