70171627 has 2 divisors, whose sum is σ = 70171628. Its totient is φ = 70171626.

The previous prime is 70171589. The next prime is 70171639. The reversal of 70171627 is 72617107.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70171627 - 2¹¹ = 70169579 is a prime.

It is not a weakly prime, because it can be changed into another prime (70171667) 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, 35085813 + 35085814.

It is an arithmetic number, because the mean of its divisors is an integer number (35085814).

Almost surely, 2^70171627 is an apocalyptic number.

70171627 is a deficient number, since it is larger than the sum of its proper divisors (1).

70171627 is an equidigital number, since it uses as much as digits as its factorization.

70171627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 31.

The square root of 70171627 is about 8376.8506611972. The cubic root of 70171627 is about 412.4650759536.

The spelling of 70171627 in words is "seventy million, one hundred seventy-one thousand, six hundred twenty-seven".