70500163 has 2 divisors, whose sum is σ = 70500164. Its totient is φ = 70500162.

The previous prime is 70500161. The next prime is 70500179. The reversal of 70500163 is 36100507.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70500163 - 2¹ = 70500161 is a prime.

Together with 70500161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (70500161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35250081 + 35250082.

It is an arithmetic number, because the mean of its divisors is an integer number (35250082).

Almost surely, 2^70500163 is an apocalyptic number.

70500163 is a deficient number, since it is larger than the sum of its proper divisors (1).

70500163 is an equidigital number, since it uses as much as digits as its factorization.

70500163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 70500163 is about 8396.4375183765. The cubic root of 70500163 is about 413.1077796590.

The spelling of 70500163 in words is "seventy million, five hundred thousand, one hundred sixty-three".