42645101041 has 2 divisors, whose sum is σ = 42645101042. Its totient is φ = 42645101040.

The previous prime is 42645101027. The next prime is 42645101047. The reversal of 42645101041 is 14010154624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42643902016 + 1199025 = 206504^2 + 1095^2 .

It is a cyclic number.

It is not a de Polignac number, because 42645101041 - 2⁹ = 42645100529 is a prime.

It is not a weakly prime, because it can be changed into another prime (42645101047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21322550520 + 21322550521.

It is an arithmetic number, because the mean of its divisors is an integer number (21322550521).

Almost surely, 2^42645101041 is an apocalyptic number.

It is an amenable number.

42645101041 is a deficient number, since it is larger than the sum of its proper divisors (1).

42645101041 is an equidigital number, since it uses as much as digits as its factorization.

42645101041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 42645101041 its reverse (14010154624), we get a palindrome (56655255665).

The spelling of 42645101041 in words is "forty-two billion, six hundred forty-five million, one hundred one thousand, forty-one".