70680343 has 2 divisors, whose sum is σ = 70680344. Its totient is φ = 70680342.

The previous prime is 70680307. The next prime is 70680349. The reversal of 70680343 is 34308607.

It is a strong prime.

It is an emirp because it is prime and its reverse (34308607) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70680343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70680349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35340171 + 35340172.

It is an arithmetic number, because the mean of its divisors is an integer number (35340172).

Almost surely, 2^70680343 is an apocalyptic number.

70680343 is a deficient number, since it is larger than the sum of its proper divisors (1).

70680343 is an equidigital number, since it uses as much as digits as its factorization.

70680343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 70680343 is about 8407.1602220964. The cubic root of 70680343 is about 413.4594121251.

The spelling of 70680343 in words is "seventy million, six hundred eighty thousand, three hundred forty-three".