74085127 has 2 divisors, whose sum is σ = 74085128. Its totient is φ = 74085126.

The previous prime is 74085107. The next prime is 74085157. The reversal of 74085127 is 72158047.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74085127 - 2¹⁵ = 74052359 is a prime.

It is a super-2 number, since 2×74085127² = 10977212085212258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74085092 and 74085101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74085107) 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, 37042563 + 37042564.

It is an arithmetic number, because the mean of its divisors is an integer number (37042564).

Almost surely, 2^74085127 is an apocalyptic number.

74085127 is a deficient number, since it is larger than the sum of its proper divisors (1).

74085127 is an equidigital number, since it uses as much as digits as its factorization.

74085127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 74085127 is about 8607.2717512578. The cubic root of 74085127 is about 419.9945709805.

The spelling of 74085127 in words is "seventy-four million, eighty-five thousand, one hundred twenty-seven".