123282087 has 4 divisors (see below), whose sum is σ = 164376120. Its totient is φ = 82188056.

The previous prime is 123282059. The next prime is 123282101. The reversal of 123282087 is 780282321.

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 123282087 - 2⁶ = 123282023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123282017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20547012 + ... + 20547017.

It is an arithmetic number, because the mean of its divisors is an integer number (41094030).

Almost surely, 2^123282087 is an apocalyptic number.

123282087 is a deficient number, since it is larger than the sum of its proper divisors (41094033).

123282087 is an equidigital number, since it uses as much as digits as its factorization.

123282087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41094032.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 123282087 is about 11103.2466873433. The cubic root of 123282087 is about 497.6988752294.

The spelling of 123282087 in words is "one hundred twenty-three million, two hundred eighty-two thousand, eighty-seven".