545501241 has 24 divisors (see below), whose sum is σ = 803362560. Its totient is φ = 356616000.

The previous prime is 545501221. The next prime is 545501251. The reversal of 545501241 is 142105545.

It is not a de Polignac number, because 545501241 - 2²² = 541306937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545501221) 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 in 23 ways as a sum of consecutive naturals, for example, 104821 + ... + 109901.

It is an arithmetic number, because the mean of its divisors is an integer number (33473440).

Almost surely, 2^545501241 is an apocalyptic number.

It is an amenable number.

545501241 is a deficient number, since it is larger than the sum of its proper divisors (257861319).

545501241 is a wasteful number, since it uses less digits than its factorization.

545501241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5317 (or 5314 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 545501241 is about 23355.9679953540. The cubic root of 545501241 is about 817.0812556795.

Adding to 545501241 its reverse (142105545), we get a palindrome (687606786).

The spelling of 545501241 in words is "five hundred forty-five million, five hundred one thousand, two hundred forty-one".