545858023 has 2 divisors, whose sum is σ = 545858024. Its totient is φ = 545858022.

The previous prime is 545858021. The next prime is 545858059. The reversal of 545858023 is 320858545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545858023 - 2¹ = 545858021 is a prime.

Together with 545858021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545858021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272929011 + 272929012.

It is an arithmetic number, because the mean of its divisors is an integer number (272929012).

Almost surely, 2^545858023 is an apocalyptic number.

545858023 is a deficient number, since it is larger than the sum of its proper divisors (1).

545858023 is an equidigital number, since it uses as much as digits as its factorization.

545858023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192000, while the sum is 40.

The square root of 545858023 is about 23363.6046662325. The cubic root of 545858023 is about 817.2593526480.

The spelling of 545858023 in words is "five hundred forty-five million, eight hundred fifty-eight thousand, twenty-three".