123556852 has 6 divisors (see below), whose sum is σ = 216224498. Its totient is φ = 61778424.

The previous prime is 123556847. The next prime is 123556877. The reversal of 123556852 is 258655321.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 87123556 + 36433296 = 9334^2 + 6036^2 .

It is a super-2 number, since 2×123556852² = 30532591352299808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15444603 + ... + 15444610.

Almost surely, 2^123556852 is an apocalyptic number.

It is an amenable number.

123556852 is a deficient number, since it is larger than the sum of its proper divisors (92667646).

123556852 is a wasteful number, since it uses less digits than its factorization.

123556852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30889217 (or 30889215 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 123556852 is about 11115.6129835471. The cubic root of 123556852 is about 498.0683497312.

The spelling of 123556852 in words is "one hundred twenty-three million, five hundred fifty-six thousand, eight hundred fifty-two".