222132543 has 4 divisors (see below), whose sum is σ = 296176728. Its totient is φ = 148088360.

The previous prime is 222132541. The next prime is 222132563. The reversal of 222132543 is 345231222.

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 222132543 - 2¹ = 222132541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222132541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37022088 + ... + 37022093.

It is an arithmetic number, because the mean of its divisors is an integer number (74044182).

Almost surely, 2^222132543 is an apocalyptic number.

222132543 is a deficient number, since it is larger than the sum of its proper divisors (74044185).

222132543 is an equidigital number, since it uses as much as digits as its factorization.

222132543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74044184.

The product of its digits is 2880, while the sum is 24.

The square root of 222132543 is about 14904.1116139138. Note that the first 3 decimals coincide. The cubic root of 222132543 is about 605.6253743337.

Adding to 222132543 its reverse (345231222), we get a palindrome (567363765).

The spelling of 222132543 in words is "two hundred twenty-two million, one hundred thirty-two thousand, five hundred forty-three".