1435729085 has 16 divisors (see below), whose sum is σ = 1969975296. Its totient is φ = 984012288.

The previous prime is 1435729079. The next prime is 1435729109. The reversal of 1435729085 is 5809275341.

It is not a de Polignac number, because 1435729085 - 2¹⁴ = 1435712701 is a prime.

It is a super-2 number, since 2×1435729085² = 4122636011029874450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 70532 + ... + 88578.

It is an arithmetic number, because the mean of its divisors is an integer number (123123456).

Almost surely, 2^1435729085 is an apocalyptic number.

It is an amenable number.

1435729085 is a deficient number, since it is larger than the sum of its proper divisors (534246211).

1435729085 is a wasteful number, since it uses less digits than its factorization.

1435729085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20332.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 1435729085 is about 37891.0158876745. The cubic root of 1435729085 is about 1128.1257166377.

The spelling of 1435729085 in words is "one billion, four hundred thirty-five million, seven hundred twenty-nine thousand, eighty-five".