11310011257 has 2 divisors, whose sum is σ = 11310011258. Its totient is φ = 11310011256.

The previous prime is 11310011189. The next prime is 11310011261. The reversal of 11310011257 is 75211001311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9772508736 + 1537502521 = 98856^2 + 39211^2 .

It is a cyclic number.

It is not a de Polignac number, because 11310011257 - 2⁷ = 11310011129 is a prime.

It is not a weakly prime, because it can be changed into another prime (11310041257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655005628 + 5655005629.

It is an arithmetic number, because the mean of its divisors is an integer number (5655005629).

Almost surely, 2^11310011257 is an apocalyptic number.

It is an amenable number.

11310011257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11310011257 is an equidigital number, since it uses as much as digits as its factorization.

11310011257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 22.

Adding to 11310011257 its reverse (75211001311), we get a palindrome (86521012568).

The spelling of 11310011257 in words is "eleven billion, three hundred ten million, eleven thousand, two hundred fifty-seven".