1009013287 has 2 divisors, whose sum is σ = 1009013288. Its totient is φ = 1009013286.

The previous prime is 1009013263. The next prime is 1009013323. The reversal of 1009013287 is 7823109001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1009013287 - 2¹⁵ = 1008980519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1009013207) 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, 504506643 + 504506644.

It is an arithmetic number, because the mean of its divisors is an integer number (504506644).

Almost surely, 2^1009013287 is an apocalyptic number.

1009013287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009013287 is an equidigital number, since it uses as much as digits as its factorization.

1009013287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 1009013287 is about 31764.9694947123. The cubic root of 1009013287 is about 1002.9954473362.

The spelling of 1009013287 in words is "one billion, nine million, thirteen thousand, two hundred eighty-seven".