504121023 has 16 divisors (see below), whose sum is σ = 853538560. Its totient is φ = 288069048.

The previous prime is 504121003. The next prime is 504121031. The reversal of 504121023 is 320121405.

It is not a de Polignac number, because 504121023 - 2⁶ = 504120959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 504120987 and 504121005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504121003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1333465 + ... + 1333842.

It is an arithmetic number, because the mean of its divisors is an integer number (53346160).

Almost surely, 2^504121023 is an apocalyptic number.

504121023 is a deficient number, since it is larger than the sum of its proper divisors (349417537).

504121023 is a wasteful number, since it uses less digits than its factorization.

504121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667323 (or 2667317 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 504121023 is about 22452.6395552951. The cubic root of 504121023 is about 795.8751345556.

Adding to 504121023 its reverse (320121405), we get a palindrome (824242428).

The spelling of 504121023 in words is "five hundred four million, one hundred twenty-one thousand, twenty-three".