70171051 has 2 divisors, whose sum is σ = 70171052. Its totient is φ = 70171050.

The previous prime is 70171033. The next prime is 70171069. The reversal of 70171051 is 15017107.

It is a balanced prime because it is at equal distance from previous prime (70171033) and next prime (70171069).

It is a cyclic number.

It is not a de Polignac number, because 70171051 - 2¹⁵ = 70138283 is a prime.

It is not a weakly prime, because it can be changed into another prime (70174051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35085525 + 35085526.

It is an arithmetic number, because the mean of its divisors is an integer number (35085526).

Almost surely, 2^70171051 is an apocalyptic number.

70171051 is a deficient number, since it is larger than the sum of its proper divisors (1).

70171051 is an equidigital number, since it uses as much as digits as its factorization.

70171051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 245, while the sum is 22.

The square root of 70171051 is about 8376.8162806642. The cubic root of 70171051 is about 412.4639473847.

Adding to 70171051 its reverse (15017107), we get a palindrome (85188158).

The spelling of 70171051 in words is "seventy million, one hundred seventy-one thousand, fifty-one".