1000504231 has 2 divisors, whose sum is σ = 1000504232. Its totient is φ = 1000504230.

The previous prime is 1000504217. The next prime is 1000504243. The reversal of 1000504231 is 1324050001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000504231 - 2⁷ = 1000504103 is a prime.

It is a super-2 number, since 2×1000504231² = 2002017432497802722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000504291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500252115 + 500252116.

It is an arithmetic number, because the mean of its divisors is an integer number (500252116).

Almost surely, 2^1000504231 is an apocalyptic number.

1000504231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000504231 is an equidigital number, since it uses as much as digits as its factorization.

1000504231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1000504231 is about 31630.7481890644. The cubic root of 1000504231 is about 1000.1680487580.

Adding to 1000504231 its reverse (1324050001), we get a palindrome (2324554232).

The spelling of 1000504231 in words is "one billion, five hundred four thousand, two hundred thirty-one".