10479991 has 8 divisors (see below), whose sum is σ = 11135520. Its totient is φ = 9844128.

The previous prime is 10479967. The next prime is 10480009. The reversal of 10479991 is 19997401.

It is a happy number.

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 10479991 - 2⁷ = 10479863 is a prime.

It is a super-2 number, since 2×10479991² = 219660422720162, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10479961) 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 7 ways as a sum of consecutive naturals, for example, 3811 + ... + 5956.

It is an arithmetic number, because the mean of its divisors is an integer number (1391940).

Almost surely, 2^10479991 is an apocalyptic number.

10479991 is a deficient number, since it is larger than the sum of its proper divisors (655529).

10479991 is an equidigital number, since it uses as much as digits as its factorization.

10479991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9833.

The product of its (nonzero) digits is 20412, while the sum is 40.

The square root of 10479991 is about 3237.2814211928. The cubic root of 10479991 is about 218.8367736286.

The spelling of 10479991 in words is "ten million, four hundred seventy-nine thousand, nine hundred ninety-one".