70855963 has 2 divisors, whose sum is σ = 70855964. Its totient is φ = 70855962.

The previous prime is 70855933. The next prime is 70856003. The reversal of 70855963 is 36955807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70855963 - 2¹³ = 70847771 is a prime.

It is not a weakly prime, because it can be changed into another prime (70855933) 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, 35427981 + 35427982.

It is an arithmetic number, because the mean of its divisors is an integer number (35427982).

Almost surely, 2^70855963 is an apocalyptic number.

70855963 is a deficient number, since it is larger than the sum of its proper divisors (1).

70855963 is an equidigital number, since it uses as much as digits as its factorization.

70855963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 70855963 is about 8417.5984104731. The cubic root of 70855963 is about 413.8015708362.

The spelling of 70855963 in words is "seventy million, eight hundred fifty-five thousand, nine hundred sixty-three".