545265025 has 12 divisors (see below), whose sum is σ = 705526272.
Its totient is φ = 417245840.
The previous prime is 545265011. The next prime is 545265029. The reversal of 545265025 is 520562545.
It is a de Polignac number, because none of the positive numbers 2k-545265025 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (545265029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 473569 + ... + 474718.
It is an arithmetic number, because the mean of its divisors is an integer number (58793856).
Almost surely, 2545265025 is an apocalyptic number.
It is an amenable number.
545265025 is a deficient number, since it is larger than the sum of its proper divisors (160261247).
545265025 is a wasteful number, since it uses less digits than its factorization.
545265025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 948320 (or 948315 counting only the distinct ones).
The product of its (nonzero) digits is 60000, while the sum is 34.
The square root of 545265025 is about 23350.9105818167.
The cubic root of 545265025 is about 816.9632996193.
The spelling of 545265025 in words is "five hundred forty-five million, two hundred sixty-five thousand, twenty-five".