1047273685 has 8 divisors (see below), whose sum is σ = 1257181056. Its totient is φ = 837517200.

The previous prime is 1047273683. The next prime is 1047273719. The reversal of 1047273685 is 5863727401.

1047273685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1047273685 - 2¹ = 1047273683 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 (1047273683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21841 + ... + 50710.

It is an arithmetic number, because the mean of its divisors is an integer number (157147632).

Almost surely, 2^1047273685 is an apocalyptic number.

It is an amenable number.

1047273685 is a deficient number, since it is larger than the sum of its proper divisors (209907371).

1047273685 is an equidigital number, since it uses as much as digits as its factorization.

1047273685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75443.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 1047273685 is about 32361.6081955146. The cubic root of 1047273685 is about 1015.5159065275.

The spelling of 1047273685 in words is "one billion, forty-seven million, two hundred seventy-three thousand, six hundred eighty-five".