10731311 has 2 divisors, whose sum is σ = 10731312. Its totient is φ = 10731310.

The previous prime is 10731293. The next prime is 10731313. The reversal of 10731311 is 11313701.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10731311 is a prime.

It is a super-2 number, since 2×10731311² = 230322071557442, which contains 22 as substring.

Together with 10731313, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10731311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10731313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5365655 + 5365656.

It is an arithmetic number, because the mean of its divisors is an integer number (5365656).

Almost surely, 2^10731311 is an apocalyptic number.

10731311 is a deficient number, since it is larger than the sum of its proper divisors (1).

10731311 is an equidigital number, since it uses as much as digits as its factorization.

10731311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 17.

The square root of 10731311 is about 3275.8679765827. The cubic root of 10731311 is about 220.5722772846.

The spelling of 10731311 in words is "ten million, seven hundred thirty-one thousand, three hundred eleven".