70117283 has 2 divisors, whose sum is σ = 70117284. Its totient is φ = 70117282.

The previous prime is 70117261. The next prime is 70117297. The reversal of 70117283 is 38271107.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70117283 - 2²² = 65922979 is a prime.

It is not a weakly prime, because it can be changed into another prime (70117213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35058641 + 35058642.

It is an arithmetic number, because the mean of its divisors is an integer number (35058642).

Almost surely, 2^70117283 is an apocalyptic number.

70117283 is a deficient number, since it is larger than the sum of its proper divisors (1).

70117283 is an equidigital number, since it uses as much as digits as its factorization.

70117283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 70117283 is about 8373.6063318023. The cubic root of 70117283 is about 412.3585714117.

The spelling of 70117283 in words is "seventy million, one hundred seventeen thousand, two hundred eighty-three".