10043491 has 2 divisors, whose sum is σ = 10043492. Its totient is φ = 10043490.

The previous prime is 10043461. The next prime is 10043513. The reversal of 10043491 is 19434001.

It is an a-pointer prime, because the next prime (10043513) can be obtained adding 10043491 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10043491 - 2⁵ = 10043459 is a prime.

It is a super-2 number, since 2×10043491² = 201743422934162, which contains 22 as substring.

It is a Chen prime.

It is equal to p₆₆₇₃₀₀ and since 10043491 and 667300 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (10043441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5021745 + 5021746.

It is an arithmetic number, because the mean of its divisors is an integer number (5021746).

Almost surely, 2^10043491 is an apocalyptic number.

10043491 is a deficient number, since it is larger than the sum of its proper divisors (1).

10043491 is an equidigital number, since it uses as much as digits as its factorization.

10043491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 10043491 is about 3169.1467305885. The cubic root of 10043491 is about 215.7553457086.

Adding to 10043491 its reverse (19434001), we get a palindrome (29477492).

The spelling of 10043491 in words is "ten million, forty-three thousand, four hundred ninety-one".