3995453447 has 8 divisors (see below), whose sum is σ = 4051412976. Its totient is φ = 3939527232.

The previous prime is 3995453443. The next prime is 3995453461. The reversal of 3995453447 is 7443545993.

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

It is a cyclic number.

It is not a de Polignac number, because 3995453447 - 2² = 3995453443 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 (3995453443) 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, 325913 + ... + 337949.

It is an arithmetic number, because the mean of its divisors is an integer number (506426622).

Almost surely, 2^3995453447 is an apocalyptic number.

3995453447 is a deficient number, since it is larger than the sum of its proper divisors (55959529).

3995453447 is a wasteful number, since it uses less digits than its factorization.

3995453447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16657.

The product of its digits is 8164800, while the sum is 53.

The square root of 3995453447 is about 63209.5993263681. The cubic root of 3995453447 is about 1586.7993903688.

The spelling of 3995453447 in words is "three billion, nine hundred ninety-five million, four hundred fifty-three thousand, four hundred forty-seven".