321068087 has 8 divisors (see below), whose sum is σ = 329990400. Its totient is φ = 312267384.

The previous prime is 321068051. The next prime is 321068101. The reversal of 321068087 is 780860123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321068087 - 2¹⁰ = 321067063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321068287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25037 + ... + 35622.

It is an arithmetic number, because the mean of its divisors is an integer number (41248800).

Almost surely, 2^321068087 is an apocalyptic number.

321068087 is a deficient number, since it is larger than the sum of its proper divisors (8922313).

321068087 is an equidigital number, since it uses as much as digits as its factorization.

321068087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60805.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 321068087 is about 17918.3728893000. The cubic root of 321068087 is about 684.7505348372.

The spelling of 321068087 in words is "three hundred twenty-one million, sixty-eight thousand, eighty-seven".