123465263 has 4 divisors (see below), whose sum is σ = 126802200. Its totient is φ = 120128328.

The previous prime is 123465253. The next prime is 123465289. The reversal of 123465263 is 362564321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123465263 - 2⁸ = 123465007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123465253) 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 in 3 ways as a sum of consecutive naturals, for example, 1668413 + ... + 1668486.

It is an arithmetic number, because the mean of its divisors is an integer number (31700550).

Almost surely, 2^123465263 is an apocalyptic number.

123465263 is a deficient number, since it is larger than the sum of its proper divisors (3336937).

123465263 is an equidigital number, since it uses as much as digits as its factorization.

123465263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336936.

The product of its digits is 25920, while the sum is 32.

The square root of 123465263 is about 11111.4923840139. The cubic root of 123465263 is about 497.9452515847.

The spelling of 123465263 in words is "one hundred twenty-three million, four hundred sixty-five thousand, two hundred sixty-three".