545333533 has 4 divisors (see below), whose sum is σ = 545705728. Its totient is φ = 544961340.

The previous prime is 545333461. The next prime is 545333539. The reversal of 545333533 is 335333545.

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, and also an emirpimes, since its reverse is a distinct semiprime: 335333545 = 5 ⋅67066709.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545333533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545333539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183891 + ... + 186832.

It is an arithmetic number, because the mean of its divisors is an integer number (136426432).

Almost surely, 2^545333533 is an apocalyptic number.

It is an amenable number.

545333533 is a deficient number, since it is larger than the sum of its proper divisors (372195).

545333533 is a wasteful number, since it uses less digits than its factorization.

545333533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372194.

The product of its digits is 121500, while the sum is 34.

The square root of 545333533 is about 23352.3774592653. The cubic root of 545333533 is about 816.9975130601.

The spelling of 545333533 in words is "five hundred forty-five million, three hundred thirty-three thousand, five hundred thirty-three".