11316257 has 2 divisors, whose sum is σ = 11316258. Its totient is φ = 11316256.

The previous prime is 11316247. The next prime is 11316269. The reversal of 11316257 is 75261311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10471696 + 844561 = 3236^2 + 919^2 .

It is an emirp because it is prime and its reverse (75261311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11316257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11316247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5658128 + 5658129.

It is an arithmetic number, because the mean of its divisors is an integer number (5658129).

Almost surely, 2^11316257 is an apocalyptic number.

It is an amenable number.

11316257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11316257 is an equidigital number, since it uses as much as digits as its factorization.

11316257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 26.

The square root of 11316257 is about 3363.9644766258. The cubic root of 11316257 is about 224.5092646180.

Adding to 11316257 its reverse (75261311), we get a palindrome (86577568).

The spelling of 11316257 in words is "eleven million, three hundred sixteen thousand, two hundred fifty-seven".