1073429685 has 16 divisors (see below), whose sum is σ = 1908319680. Its totient is φ = 572495760.

The previous prime is 1073429677. The next prime is 1073429699. The reversal of 1073429685 is 5869243701.

1073429685 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1073429685 - 2³ = 1073429677 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

1073429685 is strictly pandigital in base 10.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1073429685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3975531 + ... + 3975800.

It is an arithmetic number, because the mean of its divisors is an integer number (119269980).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1073429685 = 2146859370, but 3⋅1073429685 = 3220289055 is not.

Almost surely, 2^1073429685 is an apocalyptic number.

1073429685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1073429685 is a deficient number, since it is larger than the sum of its proper divisors (834889995).

1073429685 is an equidigital number, since it uses as much as digits as its factorization.

1073429685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7951345 (or 7951339 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1073429685 is about 32763.2367906469. The cubic root of 1073429685 is about 1023.9007640675.

The spelling of 1073429685 in words is "one billion, seventy-three million, four hundred twenty-nine thousand, six hundred eighty-five".