10731091 has 8 divisors (see below), whose sum is σ = 12303200. Its totient is φ = 9168768.

The previous prime is 10731079. The next prime is 10731101. The reversal of 10731091 is 19013701.

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

It is not a de Polignac number, because 10731091 - 2¹⁹ = 10206803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10731191) 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, 85 + ... + 4633.

It is an arithmetic number, because the mean of its divisors is an integer number (1537900).

Almost surely, 2^10731091 is an apocalyptic number.

10731091 is a deficient number, since it is larger than the sum of its proper divisors (1572109).

10731091 is an equidigital number, since it uses as much as digits as its factorization.

10731091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 10731091 is about 3275.8343975238. The cubic root of 10731091 is about 220.5707699748.

Adding to 10731091 its reverse (19013701), we get a palindrome (29744792).

The spelling of 10731091 in words is "ten million, seven hundred thirty-one thousand, ninety-one".