1429538685 has 16 divisors (see below), whose sum is σ = 2288903424. Its totient is φ = 761873472.

The previous prime is 1429538659. The next prime is 1429538707. The reversal of 1429538685 is 5868359241.

It is not a de Polignac number, because 1429538685 - 2¹¹ = 1429536637 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12142 + ... + 54831.

It is an arithmetic number, because the mean of its divisors is an integer number (143056464).

Almost surely, 2^1429538685 is an apocalyptic number.

1429538685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1429538685 is a deficient number, since it is larger than the sum of its proper divisors (859364739).

1429538685 is a wasteful number, since it uses less digits than its factorization.

1429538685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68404.

The product of its digits is 2073600, while the sum is 51.

The square root of 1429538685 is about 37809.2407355662. The cubic root of 1429538685 is about 1126.5020095476.

The spelling of 1429538685 in words is "one billion, four hundred twenty-nine million, five hundred thirty-eight thousand, six hundred eighty-five".