718046947 has 2 divisors, whose sum is σ = 718046948. Its totient is φ = 718046946.

The previous prime is 718046941. The next prime is 718046963. The reversal of 718046947 is 749640817.

718046947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 718046947 - 2³ = 718046939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 718046897 and 718046906.

It is not a weakly prime, because it can be changed into another prime (718046941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359023473 + 359023474.

It is an arithmetic number, because the mean of its divisors is an integer number (359023474).

Almost surely, 2^718046947 is an apocalyptic number.

718046947 is a deficient number, since it is larger than the sum of its proper divisors (1).

718046947 is an equidigital number, since it uses as much as digits as its factorization.

718046947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 718046947 is about 26796.3980228687. The cubic root of 718046947 is about 895.4698060897.

The spelling of 718046947 in words is "seven hundred eighteen million, forty-six thousand, nine hundred forty-seven".