145454561041 has 2 divisors, whose sum is σ = 145454561042. Its totient is φ = 145454561040.

The previous prime is 145454561017. The next prime is 145454561071. The reversal of 145454561041 is 140165454541.

145454561041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143989891600 + 1464669441 = 379460^2 + 38271^2 .

It is a cyclic number.

It is not a de Polignac number, because 145454561041 - 2¹³ = 145454552849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145454560985 and 145454561003.

It is not a weakly prime, because it can be changed into another prime (145454561071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72727280520 + 72727280521.

It is an arithmetic number, because the mean of its divisors is an integer number (72727280521).

Almost surely, 2^145454561041 is an apocalyptic number.

It is an amenable number.

145454561041 is a deficient number, since it is larger than the sum of its proper divisors (1).

145454561041 is an equidigital number, since it uses as much as digits as its factorization.

145454561041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192000, while the sum is 40.

The spelling of 145454561041 in words is "one hundred forty-five billion, four hundred fifty-four million, five hundred sixty-one thousand, forty-one".