503113142 has 8 divisors (see below), whose sum is σ = 862479696. Its totient is φ = 215619912.

The previous prime is 503113133. The next prime is 503113187. The reversal of 503113142 is 241311305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×503113142² = 506245667306224328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17968313 + ... + 17968340.

It is an arithmetic number, because the mean of its divisors is an integer number (107809962).

Almost surely, 2^503113142 is an apocalyptic number.

503113142 is a deficient number, since it is larger than the sum of its proper divisors (359366554).

503113142 is a wasteful number, since it uses less digits than its factorization.

503113142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35936662.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 503113142 is about 22430.1837263987. The cubic root of 503113142 is about 795.3443872695.

Adding to 503113142 its reverse (241311305), we get a palindrome (744424447).

The spelling of 503113142 in words is "five hundred three million, one hundred thirteen thousand, one hundred forty-two".