1045465620041 has 2 divisors, whose sum is σ = 1045465620042. Its totient is φ = 1045465620040.

The previous prime is 1045465620019. The next prime is 1045465620079. The reversal of 1045465620041 is 1400265645401.

It is a happy number.

It is an a-pointer prime, because the next prime (1045465620079) can be obtained adding 1045465620041 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 662304620041 + 383161000000 = 813821^2 + 619000^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045465620041 - 2²⁶ = 1045398511177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1045465619977 and 1045465620004.

It is not a weakly prime, because it can be changed into another prime (1045465620341) 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, 522732810020 + 522732810021.

It is an arithmetic number, because the mean of its divisors is an integer number (522732810021).

Almost surely, 2^{1045465620041} is an apocalyptic number.

It is an amenable number.

1045465620041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045465620041 is an equidigital number, since it uses as much as digits as its factorization.

1045465620041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 1045465620041 in words is "one trillion, forty-five billion, four hundred sixty-five million, six hundred twenty thousand, forty-one".