55260071 has 2 divisors, whose sum is σ = 55260072. Its totient is φ = 55260070.

The previous prime is 55260061. The next prime is 55260089. The reversal of 55260071 is 17006255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55260071 - 2¹⁸ = 54997927 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55260071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55260041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27630035 + 27630036.

It is an arithmetic number, because the mean of its divisors is an integer number (27630036).

Almost surely, 2^55260071 is an apocalyptic number.

55260071 is a deficient number, since it is larger than the sum of its proper divisors (1).

55260071 is an equidigital number, since it uses as much as digits as its factorization.

55260071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 55260071 is about 7433.7117915615. The cubic root of 55260071 is about 380.8937205141.

The spelling of 55260071 in words is "fifty-five million, two hundred sixty thousand, seventy-one".