123263265 has 8 divisors (see below), whose sum is σ = 197221248. Its totient is φ = 65740400.

The previous prime is 123263237. The next prime is 123263299. The reversal of 123263265 is 562362321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123263265 - 2⁹ = 123262753 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4108761 + ... + 4108790.

It is an arithmetic number, because the mean of its divisors is an integer number (24652656).

Almost surely, 2^123263265 is an apocalyptic number.

123263265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123263265 is a deficient number, since it is larger than the sum of its proper divisors (73957983).

123263265 is an equidigital number, since it uses as much as digits as its factorization.

123263265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8217559.

The product of its digits is 12960, while the sum is 30.

The square root of 123263265 is about 11102.3990650670. The cubic root of 123263265 is about 497.6735453397.

The spelling of 123263265 in words is "one hundred twenty-three million, two hundred sixty-three thousand, two hundred sixty-five".