70706407 has 2 divisors, whose sum is σ = 70706408. Its totient is φ = 70706406.

The previous prime is 70706369. The next prime is 70706411. The reversal of 70706407 is 70460707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70706407 - 2²³ = 62317799 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70706497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35353203 + 35353204.

It is an arithmetic number, because the mean of its divisors is an integer number (35353204).

Almost surely, 2^70706407 is an apocalyptic number.

70706407 is a deficient number, since it is larger than the sum of its proper divisors (1).

70706407 is an equidigital number, since it uses as much as digits as its factorization.

70706407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 70706407 is about 8408.7101864674. The cubic root of 70706407 is about 413.5102281479.

The spelling of 70706407 in words is "seventy million, seven hundred six thousand, four hundred seven".