543234545 has 16 divisors (see below), whose sum is σ = 769041408. Its totient is φ = 360486720.

The previous prime is 543234533. The next prime is 543234547. The reversal of 543234545 is 545432345.

543234545 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a de Polignac number, because none of the positive numbers 2^k-543234545 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543234547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249254 + ... + 251423.

It is an arithmetic number, because the mean of its divisors is an integer number (48065088).

Almost surely, 2^543234545 is an apocalyptic number.

It is an amenable number.

543234545 is a deficient number, since it is larger than the sum of its proper divisors (225806863).

543234545 is a wasteful number, since it uses less digits than its factorization.

543234545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500720.

The product of its digits is 144000, while the sum is 35.

The square root of 543234545 is about 23307.3924968024. The cubic root of 543234545 is about 815.9479579018.

The spelling of 543234545 in words is "five hundred forty-three million, two hundred thirty-four thousand, five hundred forty-five".