545255043 has 16 divisors (see below), whose sum is σ = 772934400. Its totient is φ = 341136224.

The previous prime is 545255041. The next prime is 545255047. The reversal of 545255043 is 340552545.

It is a cyclic number.

It is not a de Polignac number, because 545255043 - 2¹ = 545255041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545254995 and 545255013.

It is not an unprimeable number, because it can be changed into a prime (545255041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70893 + ... + 78206.

It is an arithmetic number, because the mean of its divisors is an integer number (48308400).

Almost surely, 2^545255043 is an apocalyptic number.

545255043 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

545255043 is a deficient number, since it is larger than the sum of its proper divisors (227679357).

545255043 is a wasteful number, since it uses less digits than its factorization.

545255043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149178.

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 545255043 is about 23350.6968418504. The cubic root of 545255043 is about 816.9583142898.

The spelling of 545255043 in words is "five hundred forty-five million, two hundred fifty-five thousand, forty-three".