70700239 has 2 divisors, whose sum is σ = 70700240. Its totient is φ = 70700238.

The previous prime is 70700237. The next prime is 70700249. The reversal of 70700239 is 93200707.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70700239 - 2¹ = 70700237 is a prime.

Together with 70700237, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70700233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35350119 + 35350120.

It is an arithmetic number, because the mean of its divisors is an integer number (35350120).

Almost surely, 2^70700239 is an apocalyptic number.

70700239 is a deficient number, since it is larger than the sum of its proper divisors (1).

70700239 is an equidigital number, since it uses as much as digits as its factorization.

70700239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 70700239 is about 8408.3434159173. The cubic root of 70700239 is about 413.4982037531.

The spelling of 70700239 in words is "seventy million, seven hundred thousand, two hundred thirty-nine".