4135697943 has 8 divisors (see below), whose sum is σ = 5938438128. Its totient is φ = 2545044864.

The previous prime is 4135697939. The next prime is 4135697963. The reversal of 4135697943 is 3497965314.

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

It is not a de Polignac number, because 4135697943 - 2² = 4135697939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4135697963) 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, 53021730 + ... + 53021807.

It is an arithmetic number, because the mean of its divisors is an integer number (742304766).

Almost surely, 2^4135697943 is an apocalyptic number.

4135697943 is a deficient number, since it is larger than the sum of its proper divisors (1802740185).

4135697943 is a wasteful number, since it uses less digits than its factorization.

4135697943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106043553.

The product of its digits is 2449440, while the sum is 51.

The square root of 4135697943 is about 64309.3923389111. The cubic root of 4135697943 is about 1605.1523932123.

The spelling of 4135697943 in words is "four billion, one hundred thirty-five million, six hundred ninety-seven thousand, nine hundred forty-three".