968825281 has 2 divisors, whose sum is σ = 968825282. Its totient is φ = 968825280.

The previous prime is 968825239. The next prime is 968825309. The reversal of 968825281 is 182528869.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 968454400 + 370881 = 31120^2 + 609^2 .

It is a cyclic number.

It is not a de Polignac number, because 968825281 - 2¹³ = 968817089 is a prime.

It is a super-2 number, since 2×968825281² = 1877244850209457922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (968825201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484412640 + 484412641.

It is an arithmetic number, because the mean of its divisors is an integer number (484412641).

Almost surely, 2^968825281 is an apocalyptic number.

It is an amenable number.

968825281 is a deficient number, since it is larger than the sum of its proper divisors (1).

968825281 is an equidigital number, since it uses as much as digits as its factorization.

968825281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 49.

The square root of 968825281 is about 31125.9583145644. The cubic root of 968825281 is about 989.4985322111.

It can be divided in two parts, 9688 and 25281, that added together give a square (34969 = 187²).

The spelling of 968825281 in words is "nine hundred sixty-eight million, eight hundred twenty-five thousand, two hundred eighty-one".