53771071 has 2 divisors, whose sum is σ = 53771072. Its totient is φ = 53771070.

The previous prime is 53771059. The next prime is 53771089. The reversal of 53771071 is 17017735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53771071 - 2⁷ = 53770943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53771021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26885535 + 26885536.

It is an arithmetic number, because the mean of its divisors is an integer number (26885536).

Almost surely, 2^53771071 is an apocalyptic number.

53771071 is a deficient number, since it is larger than the sum of its proper divisors (1).

53771071 is an equidigital number, since it uses as much as digits as its factorization.

53771071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5145, while the sum is 31.

The square root of 53771071 is about 7332.8760387722. The cubic root of 53771071 is about 377.4414241819.

The spelling of 53771071 in words is "fifty-three million, seven hundred seventy-one thousand, seventy-one".