123056229 has 4 divisors (see below), whose sum is σ = 164074976. Its totient is φ = 82037484.

The previous prime is 123056177. The next prime is 123056261. The reversal of 123056229 is 922650321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 123056229 - 2²⁴ = 106279013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123056196 and 123056205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123056429) 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, 20509369 + ... + 20509374.

It is an arithmetic number, because the mean of its divisors is an integer number (41018744).

Almost surely, 2^123056229 is an apocalyptic number.

It is an amenable number.

123056229 is a deficient number, since it is larger than the sum of its proper divisors (41018747).

123056229 is an equidigital number, since it uses as much as digits as its factorization.

123056229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41018746.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 123056229 is about 11093.0712158536. The cubic root of 123056229 is about 497.3947542998.

The spelling of 123056229 in words is "one hundred twenty-three million, fifty-six thousand, two hundred twenty-nine".