123551084 has 12 divisors (see below), whose sum is σ = 216293784. Its totient is φ = 61752864.

The previous prime is 123551017. The next prime is 123551093. The reversal of 123551084 is 480155321.

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 in 3 ways as a sum of consecutive naturals, for example, 14792 + ... + 21584.

It is an arithmetic number, because the mean of its divisors is an integer number (18024482).

Almost surely, 2^123551084 is an apocalyptic number.

It is an amenable number.

123551084 is a deficient number, since it is larger than the sum of its proper divisors (92742700).

123551084 is a wasteful number, since it uses less digits than its factorization.

123551084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11344 (or 11342 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 123551084 is about 11115.3535256419. The cubic root of 123551084 is about 498.0605991750.

The spelling of 123551084 in words is "one hundred twenty-three million, five hundred fifty-one thousand, eighty-four".