10179921 has 8 divisors (see below), whose sum is σ = 13940224. Its totient is φ = 6603120.

The previous prime is 10179907. The next prime is 10179929. The reversal of 10179921 is 12997101.

10179921 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 not a de Polignac number, because 10179921 - 2⁶ = 10179857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10179929) 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, 45745 + ... + 45966.

It is an arithmetic number, because the mean of its divisors is an integer number (1742528).

Almost surely, 2^10179921 is an apocalyptic number.

It is an amenable number.

10179921 is a deficient number, since it is larger than the sum of its proper divisors (3760303).

10179921 is an equidigital number, since it uses as much as digits as its factorization.

10179921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91751.

The product of its (nonzero) digits is 1134, while the sum is 30.

The square root of 10179921 is about 3190.5988466117. The cubic root of 10179921 is about 216.7278898650.

The spelling of 10179921 in words is "ten million, one hundred seventy-nine thousand, nine hundred twenty-one".