507645503 has 2 divisors, whose sum is σ = 507645504. Its totient is φ = 507645502.

The previous prime is 507645497. The next prime is 507645511. The reversal of 507645503 is 305546705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 507645503 - 2¹⁰ = 507644479 is a prime.

It is a super-2 number, since 2×507645503² = 515407913432246018, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (507645583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253822751 + 253822752.

It is an arithmetic number, because the mean of its divisors is an integer number (253822752).

Almost surely, 2^507645503 is an apocalyptic number.

507645503 is a deficient number, since it is larger than the sum of its proper divisors (1).

507645503 is an equidigital number, since it uses as much as digits as its factorization.

507645503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 507645503 is about 22530.9898362234. The cubic root of 507645503 is about 797.7255726658.

The spelling of 507645503 in words is "five hundred seven million, six hundred forty-five thousand, five hundred three".