1013443049 has 8 divisors (see below), whose sum is σ = 1098012960. Its totient is φ = 931646016.

The previous prime is 1013443037. The next prime is 1013443063. The reversal of 1013443049 is 9403443101.

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

It is a cyclic number.

It is not a de Polignac number, because 1013443049 - 2¹² = 1013438953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013443009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692459 + ... + 693920.

It is an arithmetic number, because the mean of its divisors is an integer number (137251620).

Almost surely, 2^1013443049 is an apocalyptic number.

It is an amenable number.

1013443049 is a deficient number, since it is larger than the sum of its proper divisors (84569911).

1013443049 is a wasteful number, since it uses less digits than its factorization.

1013443049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386439.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1013443049 is about 31834.6202898668. The cubic root of 1013443049 is about 1004.4610854561.

The spelling of 1013443049 in words is "one billion, thirteen million, four hundred forty-three thousand, forty-nine".