921141343 has 8 divisors (see below), whose sum is σ = 933569280. Its totient is φ = 908732760.

The previous prime is 921141341. The next prime is 921141359. The reversal of 921141343 is 343141129.

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 921141343 - 2¹ = 921141341 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 (921141341) 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, 108648 + ... + 116818.

It is an arithmetic number, because the mean of its divisors is an integer number (116696160).

Almost surely, 2^921141343 is an apocalyptic number.

921141343 is a deficient number, since it is larger than the sum of its proper divisors (12427937).

921141343 is a wasteful number, since it uses less digits than its factorization.

921141343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9677.

The product of its digits is 2592, while the sum is 28.

The square root of 921141343 is about 30350.3104267485. The cubic root of 921141343 is about 972.9908547416.

The spelling of 921141343 in words is "nine hundred twenty-one million, one hundred forty-one thousand, three hundred forty-three".