264231503 has 2 divisors, whose sum is σ = 264231504. Its totient is φ = 264231502.

The previous prime is 264231497. The next prime is 264231533. The reversal of 264231503 is 305132462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264231503 - 2¹⁰ = 264230479 is a prime.

It is a Chen prime.

It is equal to p_14414138 and since 264231503 and 14414138 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264231533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132115751 + 132115752.

It is an arithmetic number, because the mean of its divisors is an integer number (132115752).

Almost surely, 2^264231503 is an apocalyptic number.

264231503 is a deficient number, since it is larger than the sum of its proper divisors (1).

264231503 is an equidigital number, since it uses as much as digits as its factorization.

264231503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 264231503 is about 16255.1992605443. The cubic root of 264231503 is about 641.6943248062.

Adding to 264231503 its reverse (305132462), we get a palindrome (569363965).

The spelling of 264231503 in words is "two hundred sixty-four million, two hundred thirty-one thousand, five hundred three".