45441601 has 2 divisors, whose sum is σ = 45441602. Its totient is φ = 45441600.

The previous prime is 45441589. The next prime is 45441619. The reversal of 45441601 is 10614454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40947201 + 4494400 = 6399^2 + 2120^2 .

It is a cyclic number.

It is not a de Polignac number, because 45441601 - 2²³ = 37052993 is a prime.

It is equal to p_2743351 and since 45441601 and 2743351 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45441101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22720800 + 22720801.

It is an arithmetic number, because the mean of its divisors is an integer number (22720801).

Almost surely, 2^45441601 is an apocalyptic number.

It is an amenable number.

45441601 is a deficient number, since it is larger than the sum of its proper divisors (1).

45441601 is an equidigital number, since it uses as much as digits as its factorization.

45441601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 45441601 is about 6741.0385698348. The cubic root of 45441601 is about 356.8490470666.

The spelling of 45441601 in words is "forty-five million, four hundred forty-one thousand, six hundred one".