127552247 has 2 divisors, whose sum is σ = 127552248. Its totient is φ = 127552246.

The previous prime is 127552231. The next prime is 127552279. The reversal of 127552247 is 742255721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 127552247 - 2⁴ = 127552231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127552297) 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, 63776123 + 63776124.

It is an arithmetic number, because the mean of its divisors is an integer number (63776124).

Almost surely, 2^127552247 is an apocalyptic number.

127552247 is a deficient number, since it is larger than the sum of its proper divisors (1).

127552247 is an equidigital number, since it uses as much as digits as its factorization.

127552247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39200, while the sum is 35.

The square root of 127552247 is about 11293.9030897206. The cubic root of 127552247 is about 503.3800944330.

The spelling of 127552247 in words is "one hundred twenty-seven million, five hundred fifty-two thousand, two hundred forty-seven".