545330025 has 18 divisors (see below), whose sum is σ = 976747070. Its totient is φ = 290842560.

The previous prime is 545330011. The next prime is 545330033. The reversal of 545330025 is 520033545.

It can be written as a sum of positive squares in 3 ways, for example, as 56610576 + 488719449 = 7524^2 + 22107^2 .

It is not a de Polignac number, because 545330025 - 2¹⁸ = 545067881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1211620 + ... + 1212069.

Almost surely, 2^545330025 is an apocalyptic number.

It is an amenable number.

545330025 is a deficient number, since it is larger than the sum of its proper divisors (431417045).

545330025 is a wasteful number, since it uses less digits than its factorization.

545330025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423705 (or 2423697 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 545330025 is about 23352.3023490190. The cubic root of 545330025 is about 816.9957612065.

The spelling of 545330025 in words is "five hundred forty-five million, three hundred thirty thousand, twenty-five".