34531543 has 4 divisors (see below), whose sum is σ = 34545528. Its totient is φ = 34517560.

The previous prime is 34531529. The next prime is 34531559. The reversal of 34531543 is 34513543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34531543 - 2⁹ = 34531031 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 (34531513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2188 + ... + 8593.

It is an arithmetic number, because the mean of its divisors is an integer number (8636382).

Almost surely, 2^34531543 is an apocalyptic number.

34531543 is a deficient number, since it is larger than the sum of its proper divisors (13985).

34531543 is a wasteful number, since it uses less digits than its factorization.

34531543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13984.

The product of its digits is 10800, while the sum is 28.

The square root of 34531543 is about 5876.3545672466. The cubic root of 34531543 is about 325.6406864532.

The spelling of 34531543 in words is "thirty-four million, five hundred thirty-one thousand, five hundred forty-three".