70441871 has 2 divisors, whose sum is σ = 70441872. Its totient is φ = 70441870.

The previous prime is 70441867. The next prime is 70441879. The reversal of 70441871 is 17814407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70441871 - 2² = 70441867 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70441879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35220935 + 35220936.

It is an arithmetic number, because the mean of its divisors is an integer number (35220936).

Almost surely, 2^70441871 is an apocalyptic number.

70441871 is a deficient number, since it is larger than the sum of its proper divisors (1).

70441871 is an equidigital number, since it uses as much as digits as its factorization.

70441871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 70441871 is about 8392.9655664729. The cubic root of 70441871 is about 412.9938909449.

The spelling of 70441871 in words is "seventy million, four hundred forty-one thousand, eight hundred seventy-one".