506075503 has 2 divisors, whose sum is σ = 506075504. Its totient is φ = 506075502.

The previous prime is 506075489. The next prime is 506075543. The reversal of 506075503 is 305570605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506075503 - 2¹³ = 506067311 is a prime.

It is a super-2 number, since 2×506075503² = 512224829473406018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506075543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253037751 + 253037752.

It is an arithmetic number, because the mean of its divisors is an integer number (253037752).

Almost surely, 2^506075503 is an apocalyptic number.

506075503 is a deficient number, since it is larger than the sum of its proper divisors (1).

506075503 is an equidigital number, since it uses as much as digits as its factorization.

506075503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 506075503 is about 22496.1219546837. The cubic root of 506075503 is about 796.9023456319.

The spelling of 506075503 in words is "five hundred six million, seventy-five thousand, five hundred three".