504121141 has 4 divisors (see below), whose sum is σ = 512385484. Its totient is φ = 495856800.

The previous prime is 504121139. The next prime is 504121151. The reversal of 504121141 is 141121405.

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 246647025 + 257474116 = 15705^2 + 16046^2 .

It is not a de Polignac number, because 504121141 - 2¹ = 504121139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504121151) 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, 4132080 + ... + 4132201.

It is an arithmetic number, because the mean of its divisors is an integer number (128096371).

Almost surely, 2^504121141 is an apocalyptic number.

It is an amenable number.

504121141 is a deficient number, since it is larger than the sum of its proper divisors (8264343).

504121141 is an equidigital number, since it uses as much as digits as its factorization.

504121141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8264342.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 504121141 is about 22452.6421830483. The cubic root of 504121141 is about 795.8751966526.

Adding to 504121141 its reverse (141121405), we get a palindrome (645242546).

The spelling of 504121141 in words is "five hundred four million, one hundred twenty-one thousand, one hundred forty-one".