3954143 has 8 divisors (see below), whose sum is σ = 4106880. Its totient is φ = 3803040.

The previous prime is 3954131. The next prime is 3954199. The reversal of 3954143 is 3414593.

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 3954143 - 2⁴ = 3954127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954443) 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, 6821 + ... + 7377.

It is an arithmetic number, because the mean of its divisors is an integer number (513360).

Almost surely, 2^3954143 is an apocalyptic number.

3954143 is a deficient number, since it is larger than the sum of its proper divisors (152737).

3954143 is a wasteful number, since it uses less digits than its factorization.

3954143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817.

The product of its digits is 6480, while the sum is 29.

The square root of 3954143 is about 1988.5027030407. The cubic root of 3954143 is about 158.1311601177.

The spelling of 3954143 in words is "three million, nine hundred fifty-four thousand, one hundred forty-three".