70868123 has 2 divisors, whose sum is σ = 70868124. Its totient is φ = 70868122.

The previous prime is 70868113. The next prime is 70868137. The reversal of 70868123 is 32186807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70868123 - 2⁶ = 70868059 is a prime.

It is not a weakly prime, because it can be changed into another prime (70868113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35434061 + 35434062.

It is an arithmetic number, because the mean of its divisors is an integer number (35434062).

Almost surely, 2^70868123 is an apocalyptic number.

70868123 is a deficient number, since it is larger than the sum of its proper divisors (1).

70868123 is an equidigital number, since it uses as much as digits as its factorization.

70868123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 70868123 is about 8418.3206757643. The cubic root of 70868123 is about 413.8252411060.

The spelling of 70868123 in words is "seventy million, eight hundred sixty-eight thousand, one hundred twenty-three".