4534391 has 2 divisors, whose sum is σ = 4534392. Its totient is φ = 4534390.

The previous prime is 4534367. The next prime is 4534403. The reversal of 4534391 is 1934354.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4534391 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4534891) by changing a digit.

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, 2267195 + 2267196.

It is an arithmetic number, because the mean of its divisors is an integer number (2267196).

Almost surely, 2^4534391 is an apocalyptic number.

4534391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4534391 is an equidigital number, since it uses as much as digits as its factorization.

4534391 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4534391 is about 2129.4109514136. The cubic root of 4534391 is about 165.5158754771.

The spelling of 4534391 in words is "four million, five hundred thirty-four thousand, three hundred ninety-one".