1040430552401 has 2 divisors, whose sum is σ = 1040430552402. Its totient is φ = 1040430552400.

The previous prime is 1040430552391. The next prime is 1040430552407. The reversal of 1040430552401 is 1042550340401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1004807764801 + 35622787600 = 1002401^2 + 188740^2 .

It is an emirp because it is prime and its reverse (1042550340401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1040430552401 - 2³⁰ = 1039356810577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040430552407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520215276200 + 520215276201.

It is an arithmetic number, because the mean of its divisors is an integer number (520215276201).

Almost surely, 2^{1040430552401} is an apocalyptic number.

It is an amenable number.

1040430552401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040430552401 is an equidigital number, since it uses as much as digits as its factorization.

1040430552401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 1040430552401 its reverse (1042550340401), we get a palindrome (2082980892802).

The spelling of 1040430552401 in words is "one trillion, forty billion, four hundred thirty million, five hundred fifty-two thousand, four hundred one".