75049127 has 2 divisors, whose sum is σ = 75049128. Its totient is φ = 75049126.

The previous prime is 75049123. The next prime is 75049141. The reversal of 75049127 is 72194057.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75049127 - 2² = 75049123 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75049123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37524563 + 37524564.

It is an arithmetic number, because the mean of its divisors is an integer number (37524564).

Almost surely, 2^75049127 is an apocalyptic number.

75049127 is a deficient number, since it is larger than the sum of its proper divisors (1).

75049127 is an equidigital number, since it uses as much as digits as its factorization.

75049127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 75049127 is about 8663.0899221929. The cubic root of 75049127 is about 421.8083910348.

The spelling of 75049127 in words is "seventy-five million, forty-nine thousand, one hundred twenty-seven".