45045041 has 2 divisors, whose sum is σ = 45045042. Its totient is φ = 45045040.

The previous prime is 45045031. The next prime is 45045073. The reversal of 45045041 is 14054054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29866225 + 15178816 = 5465^2 + 3896^2 .

It is a cyclic number.

It is not a de Polignac number, because 45045041 - 2⁶ = 45044977 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45044998 and 45045016.

It is not a weakly prime, because it can be changed into another prime (45045001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22522520 + 22522521.

It is an arithmetic number, because the mean of its divisors is an integer number (22522521).

Almost surely, 2^45045041 is an apocalyptic number.

It is an amenable number.

45045041 is a deficient number, since it is larger than the sum of its proper divisors (1).

45045041 is an equidigital number, since it uses as much as digits as its factorization.

45045041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 45045041 is about 6711.5602507912. The cubic root of 45045041 is about 355.8079620122.

Adding to 45045041 its reverse (14054054), we get a palindrome (59099095).

The spelling of 45045041 in words is "forty-five million, forty-five thousand, forty-one".