545883393 has 12 divisors (see below), whose sum is σ = 800027984. Its totient is φ = 330838200.

The previous prime is 545883383. The next prime is 545883407. The reversal of 545883393 is 393388545.

It is a happy number.

It is not a de Polignac number, because 545883393 - 2⁶ = 545883329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545883383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751543 + ... + 752268.

Almost surely, 2^545883393 is an apocalyptic number.

It is an amenable number.

545883393 is a deficient number, since it is larger than the sum of its proper divisors (254144591).

545883393 is a wasteful number, since it uses less digits than its factorization.

545883393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503836 (or 1503825 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The square root of 545883393 is about 23364.1475984038. The cubic root of 545883393 is about 817.2720137844.

The spelling of 545883393 in words is "five hundred forty-five million, eight hundred eighty-three thousand, three hundred ninety-three".