1010542289 has 2 divisors, whose sum is σ = 1010542290. Its totient is φ = 1010542288.

The previous prime is 1010542249. The next prime is 1010542301. The reversal of 1010542289 is 9822450101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 800437264 + 210105025 = 28292^2 + 14495^2 .

It is an emirp because it is prime and its reverse (9822450101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010542289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1010542249) 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, 505271144 + 505271145.

It is an arithmetic number, because the mean of its divisors is an integer number (505271145).

Almost surely, 2^1010542289 is an apocalyptic number.

It is an amenable number.

1010542289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010542289 is an equidigital number, since it uses as much as digits as its factorization.

1010542289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 1010542289 is about 31789.0278083492. The cubic root of 1010542289 is about 1003.5018192811.

The spelling of 1010542289 in words is "one billion, ten million, five hundred forty-two thousand, two hundred eighty-nine".