545909601 has 8 divisors (see below), whose sum is σ = 752978880. Its totient is φ = 351390032.

The previous prime is 545909587. The next prime is 545909603. The reversal of 545909601 is 106909545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545909601 - 2¹³ = 545901409 is a prime.

It is a super-3 number, since 3×545909601³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545909601.

It is not an unprimeable number, because it can be changed into a prime (545909603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3137325 + ... + 3137498.

It is an arithmetic number, because the mean of its divisors is an integer number (94122360).

Almost surely, 2^545909601 is an apocalyptic number.

It is an amenable number.

545909601 is a deficient number, since it is larger than the sum of its proper divisors (207069279).

545909601 is a wasteful number, since it uses less digits than its factorization.

545909601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6274855.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 545909601 is about 23364.7084509951. The cubic root of 545909601 is about 817.2850927205.

The spelling of 545909601 in words is "five hundred forty-five million, nine hundred nine thousand, six hundred one".