70328353 has 2 divisors, whose sum is σ = 70328354. Its totient is φ = 70328352.

The previous prime is 70328351. The next prime is 70328369. The reversal of 70328353 is 35382307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44997264 + 25331089 = 6708^2 + 5033^2 .

It is an emirp because it is prime and its reverse (35382307) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70328353 - 2¹ = 70328351 is a prime.

Together with 70328351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (70328351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35164176 + 35164177.

It is an arithmetic number, because the mean of its divisors is an integer number (35164177).

Almost surely, 2^70328353 is an apocalyptic number.

It is an amenable number.

70328353 is a deficient number, since it is larger than the sum of its proper divisors (1).

70328353 is an equidigital number, since it uses as much as digits as its factorization.

70328353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 70328353 is about 8386.2001526317. The cubic root of 70328353 is about 412.7719233084.

The spelling of 70328353 in words is "seventy million, three hundred twenty-eight thousand, three hundred fifty-three".