10543091 has 8 divisors (see below), whose sum is σ = 11432400. Its totient is φ = 9664992.

The previous prime is 10543061. The next prime is 10543097. The reversal of 10543091 is 19034501.

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 10543091 - 2¹⁰ = 10542067 is a prime.

It is a super-2 number, since 2×10543091² = 222313535668562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10543097) 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, 785 + ... + 4658.

It is an arithmetic number, because the mean of its divisors is an integer number (1429050).

Almost surely, 2^10543091 is an apocalyptic number.

10543091 is a deficient number, since it is larger than the sum of its proper divisors (889309).

10543091 is a wasteful number, since it uses less digits than its factorization.

10543091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 10543091 is about 3247.0126270158. The cubic root of 10543091 is about 219.2751003058.

Adding to 10543091 its reverse (19034501), we get a palindrome (29577592).

The spelling of 10543091 in words is "ten million, five hundred forty-three thousand, ninety-one".