545956027 has 2 divisors, whose sum is σ = 545956028. Its totient is φ = 545956026.

The previous prime is 545956009. The next prime is 545956043. The reversal of 545956027 is 720659545.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545956027 is a prime.

It is not a weakly prime, because it can be changed into another prime (545956067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272978013 + 272978014.

It is an arithmetic number, because the mean of its divisors is an integer number (272978014).

Almost surely, 2^545956027 is an apocalyptic number.

545956027 is a deficient number, since it is larger than the sum of its proper divisors (1).

545956027 is an equidigital number, since it uses as much as digits as its factorization.

545956027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 43.

The square root of 545956027 is about 23365.7019368133. The cubic root of 545956027 is about 817.3082602939.

The spelling of 545956027 in words is "five hundred forty-five million, nine hundred fifty-six thousand, twenty-seven".