55747067 has 2 divisors, whose sum is σ = 55747068. Its totient is φ = 55747066.

The previous prime is 55747057. The next prime is 55747079. The reversal of 55747067 is 76074755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55747067 - 2⁸ = 55746811 is a prime.

It is not a weakly prime, because it can be changed into another prime (55747057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27873533 + 27873534.

It is an arithmetic number, because the mean of its divisors is an integer number (27873534).

Almost surely, 2^55747067 is an apocalyptic number.

55747067 is a deficient number, since it is larger than the sum of its proper divisors (1).

55747067 is an equidigital number, since it uses as much as digits as its factorization.

55747067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 55747067 is about 7466.3958507435. The cubic root of 55747067 is about 382.0093630920.

The spelling of 55747067 in words is "fifty-five million, seven hundred forty-seven thousand, sixty-seven".