123054552 has 80 divisors (see below), whose sum is σ = 351267840. Its totient is φ = 40233024.

The previous prime is 123054541. The next prime is 123054557. The reversal of 123054552 is 255450321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123054557) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32553 + ... + 36135.

It is an arithmetic number, because the mean of its divisors is an integer number (4390848).

Almost surely, 2^123054552 is an apocalyptic number.

123054552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123054552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175633920).

123054552 is an abundant number, since it is smaller than the sum of its proper divisors (228213288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123054552 is a wasteful number, since it uses less digits than its factorization.

123054552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3654 (or 3641 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 123054552 is about 11092.9956278726. The cubic root of 123054552 is about 497.3924948048.

The spelling of 123054552 in words is "one hundred twenty-three million, fifty-four thousand, five hundred fifty-two".