8961047 has 2 divisors, whose sum is σ = 8961048. Its totient is φ = 8961046.

The previous prime is 8961041. The next prime is 8961061. The reversal of 8961047 is 7401698.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8961047 - 2⁴ = 8961031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8960998 and 8961016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8961041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4480523 + 4480524.

It is an arithmetic number, because the mean of its divisors is an integer number (4480524).

Almost surely, 2^8961047 is an apocalyptic number.

8961047 is a deficient number, since it is larger than the sum of its proper divisors (1).

8961047 is an equidigital number, since it uses as much as digits as its factorization.

8961047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 8961047 is about 2993.5007933856. The cubic root of 8961047 is about 207.7078538502.

The spelling of 8961047 in words is "eight million, nine hundred sixty-one thousand, forty-seven".