1043540442337 has 2 divisors, whose sum is σ = 1043540442338. Its totient is φ = 1043540442336.

The previous prime is 1043540442299. The next prime is 1043540442353. The reversal of 1043540442337 is 7332440453401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1034687702416 + 8852739921 = 1017196^2 + 94089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043540442337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1043540442337.

It is not a weakly prime, because it can be changed into another prime (1043540442367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521770221168 + 521770221169.

It is an arithmetic number, because the mean of its divisors is an integer number (521770221169).

Almost surely, 2^{1043540442337} is an apocalyptic number.

It is an amenable number.

1043540442337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043540442337 is an equidigital number, since it uses as much as digits as its factorization.

1043540442337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 40.

Adding to 1043540442337 its reverse (7332440453401), we get a palindrome (8375980895738).

The spelling of 1043540442337 in words is "one trillion, forty-three billion, five hundred forty million, four hundred forty-two thousand, three hundred thirty-seven".