52011503 has 2 divisors, whose sum is σ = 52011504. Its totient is φ = 52011502.

The previous prime is 52011499. The next prime is 52011539. The reversal of 52011503 is 30511025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52011503 - 2² = 52011499 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52011103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26005751 + 26005752.

It is an arithmetic number, because the mean of its divisors is an integer number (26005752).

Almost surely, 2^52011503 is an apocalyptic number.

52011503 is a deficient number, since it is larger than the sum of its proper divisors (1).

52011503 is an equidigital number, since it uses as much as digits as its factorization.

52011503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 52011503 is about 7211.9000963685. The cubic root of 52011503 is about 373.2786361371.

Adding to 52011503 its reverse (30511025), we get a palindrome (82522528).

The spelling of 52011503 in words is "fifty-two million, eleven thousand, five hundred three".