503560061 has 2 divisors, whose sum is σ = 503560062. Its totient is φ = 503560060.

The previous prime is 503560039. The next prime is 503560069. The reversal of 503560061 is 160065305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 313644100 + 189915961 = 17710^2 + 13781^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503560061 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 503560061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503560069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251780030 + 251780031.

It is an arithmetic number, because the mean of its divisors is an integer number (251780031).

Almost surely, 2^503560061 is an apocalyptic number.

It is an amenable number.

503560061 is a deficient number, since it is larger than the sum of its proper divisors (1).

503560061 is an equidigital number, since it uses as much as digits as its factorization.

503560061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 503560061 is about 22440.1439612138. The cubic root of 503560061 is about 795.5798209387.

The spelling of 503560061 in words is "five hundred three million, five hundred sixty thousand, sixty-one".