921113486 has 8 divisors (see below), whose sum is σ = 1429314120. Its totient is φ = 444675448.

The previous prime is 921113477. The next prime is 921113507. The reversal of 921113486 is 684311129.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7940576 + ... + 7940691.

It is an arithmetic number, because the mean of its divisors is an integer number (178664265).

Almost surely, 2^921113486 is an apocalyptic number.

921113486 is a deficient number, since it is larger than the sum of its proper divisors (508200634).

921113486 is a wasteful number, since it uses less digits than its factorization.

921113486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15881298.

The product of its digits is 10368, while the sum is 35.

The square root of 921113486 is about 30349.8514988130. The cubic root of 921113486 is about 972.9810463013.

The spelling of 921113486 in words is "nine hundred twenty-one million, one hundred thirteen thousand, four hundred eighty-six".