545153443 has 2 divisors, whose sum is σ = 545153444. Its totient is φ = 545153442.

The previous prime is 545153431. The next prime is 545153447. The reversal of 545153443 is 344351545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545153443 - 2¹⁷ = 545022371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545153399 and 545153408.

It is not a weakly prime, because it can be changed into another prime (545153447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272576721 + 272576722.

It is an arithmetic number, because the mean of its divisors is an integer number (272576722).

Almost surely, 2^545153443 is an apocalyptic number.

545153443 is a deficient number, since it is larger than the sum of its proper divisors (1).

545153443 is an equidigital number, since it uses as much as digits as its factorization.

545153443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72000, while the sum is 34.

The square root of 545153443 is about 23348.5212165567. The cubic root of 545153443 is about 816.9075685444.

The spelling of 545153443 in words is "five hundred forty-five million, one hundred fifty-three thousand, four hundred forty-three".