921310001 has 8 divisors (see below), whose sum is σ = 924952224. Its totient is φ = 917676000.

The previous prime is 921309997. The next prime is 921310003. The reversal of 921310001 is 100013129.

It is a happy number.

921310001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 921310001 - 2² = 921309997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (921310003) 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, 305501 + ... + 308501.

It is an arithmetic number, because the mean of its divisors is an integer number (115619028).

Almost surely, 2^921310001 is an apocalyptic number.

It is an amenable number.

921310001 is a deficient number, since it is larger than the sum of its proper divisors (3642223).

921310001 is a wasteful number, since it uses less digits than its factorization.

921310001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 921310001 is about 30353.0888214033. The cubic root of 921310001 is about 973.0502349436.

The spelling of 921310001 in words is "nine hundred twenty-one million, three hundred ten thousand, one".