503025423541 has 4 divisors (see below), whose sum is σ = 503128910284. Its totient is φ = 502921936800.

The previous prime is 503025423533. The next prime is 503025423553. The reversal of 503025423541 is 145324520305.

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 315025135441 + 188000288100 = 561271^2 + 433590^2 .

It is a cyclic number.

It is not a de Polignac number, because 503025423541 - 2³ = 503025423533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503025423497 and 503025423506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503025423941) 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, 51736080 + ... + 51745801.

It is an arithmetic number, because the mean of its divisors is an integer number (125782227571).

Almost surely, 2^503025423541 is an apocalyptic number.

It is an amenable number.

503025423541 is a deficient number, since it is larger than the sum of its proper divisors (103486743).

503025423541 is a wasteful number, since it uses less digits than its factorization.

503025423541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103486742.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 503025423541 its reverse (145324520305), we get a palindrome (648349943846).

The spelling of 503025423541 in words is "five hundred three billion, twenty-five million, four hundred twenty-three thousand, five hundred forty-one".