70708123 has 2 divisors, whose sum is σ = 70708124. Its totient is φ = 70708122.

The previous prime is 70708111. The next prime is 70708129. The reversal of 70708123 is 32180707.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70708123 - 2⁵ = 70708091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70708091 and 70708100.

It is not a weakly prime, because it can be changed into another prime (70708129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35354061 + 35354062.

It is an arithmetic number, because the mean of its divisors is an integer number (35354062).

Almost surely, 2^70708123 is an apocalyptic number.

70708123 is a deficient number, since it is larger than the sum of its proper divisors (1).

70708123 is an equidigital number, since it uses as much as digits as its factorization.

70708123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 70708123 is about 8408.8122229004. The cubic root of 70708123 is about 413.5135733318.

The spelling of 70708123 in words is "seventy million, seven hundred eight thousand, one hundred twenty-three".