123000452 has 24 divisors (see below), whose sum is σ = 227992800. Its totient is φ = 57900096.

The previous prime is 123000421. The next prime is 123000473. The reversal of 123000452 is 254000321.

It is a super-2 number, since 2×123000452² = 30258222384408608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123000452.

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, 7424 + ... + 17352.

It is an arithmetic number, because the mean of its divisors is an integer number (9499700).

Almost surely, 2^123000452 is an apocalyptic number.

It is an amenable number.

123000452 is a deficient number, since it is larger than the sum of its proper divisors (104992348).

123000452 is a wasteful number, since it uses less digits than its factorization.

123000452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10115 (or 10113 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 123000452 is about 11090.5568841244. The cubic root of 123000452 is about 497.3195925082.

Adding to 123000452 its reverse (254000321), we get a palindrome (377000773).

The spelling of 123000452 in words is "one hundred twenty-three million, four hundred fifty-two", and thus it is an aban number.