265032403 has 2 divisors, whose sum is σ = 265032404. Its totient is φ = 265032402.

The previous prime is 265032401. The next prime is 265032407. The reversal of 265032403 is 304230562.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265032403 - 2¹ = 265032401 is a prime.

Together with 265032401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (265032401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132516201 + 132516202.

It is an arithmetic number, because the mean of its divisors is an integer number (132516202).

Almost surely, 2^265032403 is an apocalyptic number.

265032403 is a deficient number, since it is larger than the sum of its proper divisors (1).

265032403 is an equidigital number, since it uses as much as digits as its factorization.

265032403 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 25.

The square root of 265032403 is about 16279.8158159114. The cubic root of 265032403 is about 642.3420076129.

Adding to 265032403 its reverse (304230562), we get a palindrome (569262965).

It can be divided in two parts, 2650 and 32403, that added together give a palindrome (35053).

The spelling of 265032403 in words is "two hundred sixty-five million, thirty-two thousand, four hundred three".