1013354989 has 8 divisors (see below), whose sum is σ = 1073322360. Its totient is φ = 953427456.

The previous prime is 1013354983. The next prime is 1013355019. The reversal of 1013354989 is 9894533101.

It can be written as a sum of positive squares in 4 ways, for example, as 314175625 + 699179364 = 17725^2 + 26442^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1013354989 - 2¹⁷ = 1013223917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013354983) 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 in 7 ways as a sum of consecutive naturals, for example, 54327 + ... + 70555.

It is an arithmetic number, because the mean of its divisors is an integer number (134165295).

Almost surely, 2^1013354989 is an apocalyptic number.

It is an amenable number.

1013354989 is a deficient number, since it is larger than the sum of its proper divisors (59967371).

1013354989 is a wasteful number, since it uses less digits than its factorization.

1013354989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19919.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 1013354989 is about 31833.2371743748. The cubic root of 1013354989 is about 1004.4319914334.

The spelling of 1013354989 in words is "one billion, thirteen million, three hundred fifty-four thousand, nine hundred eighty-nine".