1005350503 has 2 divisors, whose sum is σ = 1005350504. Its totient is φ = 1005350502.

The previous prime is 1005350483. The next prime is 1005350509. The reversal of 1005350503 is 3050535001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1005350503 - 2²⁵ = 971796071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005350509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502675251 + 502675252.

It is an arithmetic number, because the mean of its divisors is an integer number (502675252).

Almost surely, 2^1005350503 is an apocalyptic number.

1005350503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005350503 is an equidigital number, since it uses as much as digits as its factorization.

1005350503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 1005350503 is about 31707.2626223078. The cubic root of 1005350503 is about 1001.7803295457.

Adding to 1005350503 its reverse (3050535001), we get a palindrome (4055885504).

The spelling of 1005350503 in words is "one billion, five million, three hundred fifty thousand, five hundred three".