1013344489 has 2 divisors, whose sum is σ = 1013344490. Its totient is φ = 1013344488.

The previous prime is 1013344481. The next prime is 1013344513. The reversal of 1013344489 is 9844433101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 973440000 + 39904489 = 31200^2 + 6317^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013344489 - 2³ = 1013344481 is a prime.

It is a super-2 number, since 2×1013344489² = 2053734106773342242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1013344481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506672244 + 506672245.

It is an arithmetic number, because the mean of its divisors is an integer number (506672245).

Almost surely, 2^1013344489 is an apocalyptic number.

It is an amenable number.

1013344489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013344489 is an equidigital number, since it uses as much as digits as its factorization.

1013344489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 1013344489 is about 31833.0722519835. The cubic root of 1013344489 is about 1004.4285222403.

The spelling of 1013344489 in words is "one billion, thirteen million, three hundred forty-four thousand, four hundred eighty-nine".