503145342 has 24 divisors (see below), whose sum is σ = 1245884016. Its totient is φ = 143755776.

The previous prime is 503145323. The next prime is 503145343. The reversal of 503145342 is 243541305.

503145342 is a `hidden beast` number, since 5 + 0 + 314 + 5 + 342 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503145343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1996483 + ... + 1996734.

It is an arithmetic number, because the mean of its divisors is an integer number (51911834).

Almost surely, 2^503145342 is an apocalyptic number.

503145342 is an abundant number, since it is smaller than the sum of its proper divisors (742738674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503145342 is a wasteful number, since it uses less digits than its factorization.

503145342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993232 (or 3993229 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 503145342 is about 22430.9014977107. The cubic root of 503145342 is about 795.3613546543.

Adding to 503145342 its reverse (243541305), we get a palindrome (746686647).

The spelling of 503145342 in words is "five hundred three million, one hundred forty-five thousand, three hundred forty-two".