10988657 has 2 divisors, whose sum is σ = 10988658. Its totient is φ = 10988656.

The previous prime is 10988639. The next prime is 10988671. The reversal of 10988657 is 75688901.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10471696 + 516961 = 3236^2 + 719^2 .

It is a cyclic number.

It is not a de Polignac number, because 10988657 - 2⁸ = 10988401 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10984657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5494328 + 5494329.

It is an arithmetic number, because the mean of its divisors is an integer number (5494329).

Almost surely, 2^10988657 is an apocalyptic number.

It is an amenable number.

10988657 is a deficient number, since it is larger than the sum of its proper divisors (1).

10988657 is an equidigital number, since it uses as much as digits as its factorization.

10988657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 44.

The square root of 10988657 is about 3314.9143277014. The cubic root of 10988657 is about 222.3215385048.

The spelling of 10988657 in words is "ten million, nine hundred eighty-eight thousand, six hundred fifty-seven".