1012504489 has 2 divisors, whose sum is σ = 1012504490. Its totient is φ = 1012504488.

The previous prime is 1012504483. The next prime is 1012504499. The reversal of 1012504489 is 9844052101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 799928089 + 212576400 = 28283^2 + 14580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012504489 - 2³ = 1012504481 is a prime.

It is a super-2 number, since 2×1012504489² = 2050330680490302242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1012504481) 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, 506252244 + 506252245.

It is an arithmetic number, because the mean of its divisors is an integer number (506252245).

Almost surely, 2^1012504489 is an apocalyptic number.

It is an amenable number.

1012504489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012504489 is an equidigital number, since it uses as much as digits as its factorization.

1012504489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 1012504489 is about 31819.8756911462. The cubic root of 1012504489 is about 1004.1509091134.

The spelling of 1012504489 in words is "one billion, twelve million, five hundred four thousand, four hundred eighty-nine".