503242355 has 16 divisors (see below), whose sum is σ = 752903424. Its totient is φ = 313709280.

The previous prime is 503242283. The next prime is 503242387. The reversal of 503242355 is 553242305.

It is not a de Polignac number, because 503242355 - 2⁸ = 503242099 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 653177 + ... + 653946.

It is an arithmetic number, because the mean of its divisors is an integer number (47056464).

Almost surely, 2^503242355 is an apocalyptic number.

503242355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

503242355 is a deficient number, since it is larger than the sum of its proper divisors (249661069).

503242355 is a wasteful number, since it uses less digits than its factorization.

503242355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307146.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 503242355 is about 22433.0638790157. The cubic root of 503242355 is about 795.4124700585.

The spelling of 503242355 in words is "five hundred three million, two hundred forty-two thousand, three hundred fifty-five".