545587201 has 4 divisors (see below), whose sum is σ = 545652400. Its totient is φ = 545522004.

The previous prime is 545587187. The next prime is 545587213. The reversal of 545587201 is 102785545.

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 a cyclic number.

It is not a de Polignac number, because 545587201 - 2⁹ = 545586689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545587291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17811 + ... + 37528.

It is an arithmetic number, because the mean of its divisors is an integer number (136413100).

It is a Proth number, since it is equal to 8325 ⋅ 2¹⁶ + 1 and 8325 < 2¹⁶.

Almost surely, 2^545587201 is an apocalyptic number.

It is an amenable number.

545587201 is a deficient number, since it is larger than the sum of its proper divisors (65199).

545587201 is an equidigital number, since it uses as much as digits as its factorization.

545587201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65198.

The product of its (nonzero) digits is 56000, while the sum is 37.

The square root of 545587201 is about 23357.8081377513. The cubic root of 545587201 is about 817.1241719374.

The spelling of 545587201 in words is "five hundred forty-five million, five hundred eighty-seven thousand, two hundred one".