543553601 has 4 divisors (see below), whose sum is σ = 544116672. Its totient is φ = 542990532.

The previous prime is 543553589. The next prime is 543553613. The reversal of 543553601 is 106355345.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (543553589) and next prime (543553613).

It is a cyclic number.

It is not a de Polignac number, because 543553601 - 2⁶ = 543553537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543553651) 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, 280085 + ... + 282018.

It is an arithmetic number, because the mean of its divisors is an integer number (136029168).

Almost surely, 2^543553601 is an apocalyptic number.

It is an amenable number.

543553601 is a deficient number, since it is larger than the sum of its proper divisors (563071).

543553601 is an equidigital number, since it uses as much as digits as its factorization.

543553601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563070.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 543553601 is about 23314.2360157909. The cubic root of 543553601 is about 816.1076692357.

The spelling of 543553601 in words is "five hundred forty-three million, five hundred fifty-three thousand, six hundred one".