123226259 has 4 divisors (see below), whose sum is σ = 132705216. Its totient is φ = 113747304.

The previous prime is 123226241. The next prime is 123226273. The reversal of 123226259 is 952622321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123226259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123226289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4739459 + ... + 4739484.

It is an arithmetic number, because the mean of its divisors is an integer number (33176304).

Almost surely, 2^123226259 is an apocalyptic number.

123226259 is a deficient number, since it is larger than the sum of its proper divisors (9478957).

123226259 is an equidigital number, since it uses as much as digits as its factorization.

123226259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9478956.

The product of its digits is 12960, while the sum is 32.

The square root of 123226259 is about 11100.7323632272. The cubic root of 123226259 is about 497.6237366353.

It can be divided in two parts, 1232262 and 59, that added together give a palindrome (1232321).

The spelling of 123226259 in words is "one hundred twenty-three million, two hundred twenty-six thousand, two hundred fifty-nine".