70328351 has 2 divisors, whose sum is σ = 70328352. Its totient is φ = 70328350.

The previous prime is 70328347. The next prime is 70328353. The reversal of 70328351 is 15382307.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70328351 - 2² = 70328347 is a prime.

Together with 70328353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70328353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35164175 + 35164176.

It is an arithmetic number, because the mean of its divisors is an integer number (35164176).

Almost surely, 2^70328351 is an apocalyptic number.

70328351 is a deficient number, since it is larger than the sum of its proper divisors (1).

70328351 is an equidigital number, since it uses as much as digits as its factorization.

70328351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 70328351 is about 8386.2000333882. The cubic root of 70328351 is about 412.7719193956.

The spelling of 70328351 in words is "seventy million, three hundred twenty-eight thousand, three hundred fifty-one".