4543954 has 4 divisors (see below), whose sum is σ = 6815934. Its totient is φ = 2271976.

The previous prime is 4543943. The next prime is 4543961. The reversal of 4543954 is 4593454.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4593454 = 2 ⋅2296727.

It can be written as a sum of positive squares in only one way, i.e., 3940225 + 603729 = 1985^2 + 777^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135987 + ... + 1135990.

Almost surely, 2^4543954 is an apocalyptic number.

4543954 is a deficient number, since it is larger than the sum of its proper divisors (2271980).

4543954 is a wasteful number, since it uses less digits than its factorization.

4543954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271979.

The product of its digits is 43200, while the sum is 34.

The square root of 4543954 is about 2131.6552254058. The cubic root of 4543954 is about 165.6321510618.

The spelling of 4543954 in words is "four million, five hundred forty-three thousand, nine hundred fifty-four".