441413545 has 4 divisors (see below), whose sum is σ = 529696260. Its totient is φ = 353130832.

The previous prime is 441413501. The next prime is 441413549. The reversal of 441413545 is 545314144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 325549849 + 115863696 = 18043^2 + 10764^2 .

It is a cyclic number.

It is not a de Polignac number, because 441413545 - 2⁷ = 441413417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441413549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44141350 + ... + 44141359.

It is an arithmetic number, because the mean of its divisors is an integer number (132424065).

Almost surely, 2^441413545 is an apocalyptic number.

It is an amenable number.

441413545 is a deficient number, since it is larger than the sum of its proper divisors (88282715).

441413545 is an equidigital number, since it uses as much as digits as its factorization.

441413545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88282714.

The product of its digits is 19200, while the sum is 31.

The square root of 441413545 is about 21009.8440022766. The cubic root of 441413545 is about 761.4041130744.

Adding to 441413545 its reverse (545314144), we get a palindrome (986727689).

The spelling of 441413545 in words is "four hundred forty-one million, four hundred thirteen thousand, five hundred forty-five".