961447 has 2 divisors, whose sum is σ = 961448. Its totient is φ = 961446.

The previous prime is 961427. The next prime is 961451. The reversal of 961447 is 744169.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 961447 - 2⁷ = 961319 is a prime.

It is a Chen prime.

961447 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (961427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480723 + 480724.

It is an arithmetic number, because the mean of its divisors is an integer number (480724).

2⁹⁶¹⁴⁴⁷ is an apocalyptic number.

961447 is a deficient number, since it is larger than the sum of its proper divisors (1).

961447 is an equidigital number, since it uses as much as digits as its factorization.

961447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 961447 is about 980.5340381649. The cubic root of 961447 is about 98.6980221037.

The spelling of 961447 in words is "nine hundred sixty-one thousand, four hundred forty-seven".