11061257 has 2 divisors, whose sum is σ = 11061258. Its totient is φ = 11061256.

The previous prime is 11061251. The next prime is 11061269. The reversal of 11061257 is 75216011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9759376 + 1301881 = 3124^2 + 1141^2 .

It is a cyclic number.

It is not a de Polignac number, because 11061257 - 2⁴ = 11061241 is a prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (11061251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5530628 + 5530629.

It is an arithmetic number, because the mean of its divisors is an integer number (5530629).

Almost surely, 2^11061257 is an apocalyptic number.

It is an amenable number.

11061257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11061257 is an equidigital number, since it uses as much as digits as its factorization.

11061257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 11061257 is about 3325.8468094607. The cubic root of 11061257 is about 222.8100764502.

Adding to 11061257 its reverse (75216011), we get a palindrome (86277268).

The spelling of 11061257 in words is "eleven million, sixty-one thousand, two hundred fifty-seven".