539045971 has 2 divisors, whose sum is σ = 539045972. Its totient is φ = 539045970.

The previous prime is 539045929. The next prime is 539045977. The reversal of 539045971 is 179540935.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 539045971 - 2⁹ = 539045459 is a prime.

It is not a weakly prime, because it can be changed into another prime (539045977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269522985 + 269522986.

It is an arithmetic number, because the mean of its divisors is an integer number (269522986).

Almost surely, 2^539045971 is an apocalyptic number.

539045971 is a deficient number, since it is larger than the sum of its proper divisors (1).

539045971 is an equidigital number, since it uses as much as digits as its factorization.

539045971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 539045971 is about 23217.3635669514. The cubic root of 539045971 is about 813.8454405941.

The spelling of 539045971 in words is "five hundred thirty-nine million, forty-five thousand, nine hundred seventy-one".