123300987 has 4 divisors (see below), whose sum is σ = 164401320. Its totient is φ = 82200656.

The previous prime is 123300979. The next prime is 123301007. The reversal of 123300987 is 789003321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123300987 - 2³ = 123300979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123300187) by changing a digit.

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, 20550162 + ... + 20550167.

It is an arithmetic number, because the mean of its divisors is an integer number (41100330).

Almost surely, 2^123300987 is an apocalyptic number.

123300987 is a deficient number, since it is larger than the sum of its proper divisors (41100333).

123300987 is an equidigital number, since it uses as much as digits as its factorization.

123300987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41100332.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 123300987 is about 11104.0977571345. The cubic root of 123300987 is about 497.7243074943.

The spelling of 123300987 in words is "one hundred twenty-three million, three hundred thousand, nine hundred eighty-seven".