503153868 has 48 divisors (see below), whose sum is σ = 1351427840. Its totient is φ = 142720704.

The previous prime is 503153863. The next prime is 503153873. The reversal of 503153868 is 868351305.

It is an interprime number because it is at equal distance from previous prime (503153863) and next prime (503153873).

It is a super-2 number, since 2×503153868² = 506327629766722848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (503153863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9871 + ... + 33222.

Almost surely, 2^503153868 is an apocalyptic number.

It is an amenable number.

503153868 is an abundant number, since it is smaller than the sum of its proper divisors (848273972).

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

503153868 is a wasteful number, since it uses less digits than its factorization.

503153868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43246 (or 43244 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 503153868 is about 22431.0915472252. The cubic root of 503153868 is about 795.3658472015.

The spelling of 503153868 in words is "five hundred three million, one hundred fifty-three thousand, eight hundred sixty-eight".