10771949 has 2 divisors, whose sum is σ = 10771950. Its totient is φ = 10771948.

The previous prime is 10771939. The next prime is 10771991. The reversal of 10771949 is 94917701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8369449 + 2402500 = 2893^2 + 1550^2 .

It is a cyclic number.

It is not a de Polignac number, because 10771949 - 2⁴ = 10771933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10771939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5385974 + 5385975.

It is an arithmetic number, because the mean of its divisors is an integer number (5385975).

Almost surely, 2^10771949 is an apocalyptic number.

It is an amenable number.

10771949 is a deficient number, since it is larger than the sum of its proper divisors (1).

10771949 is an equidigital number, since it uses as much as digits as its factorization.

10771949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 38.

The square root of 10771949 is about 3282.0647464668. The cubic root of 10771949 is about 220.8503522029.

The spelling of 10771949 in words is "ten million, seven hundred seventy-one thousand, nine hundred forty-nine".