955040561 has 2 divisors, whose sum is σ = 955040562. Its totient is φ = 955040560.

The previous prime is 955040551. The next prime is 955040587. The reversal of 955040561 is 165040559.

955040561 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 can be written as a sum of positive squares in only one way, i.e., 907154161 + 47886400 = 30119^2 + 6920^2 .

It is a cyclic number.

It is not a de Polignac number, because 955040561 - 2⁶ = 955040497 is a prime.

It is not a weakly prime, because it can be changed into another prime (955040551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 477520280 + 477520281.

It is an arithmetic number, because the mean of its divisors is an integer number (477520281).

Almost surely, 2^955040561 is an apocalyptic number.

It is an amenable number.

955040561 is a deficient number, since it is larger than the sum of its proper divisors (1).

955040561 is an equidigital number, since it uses as much as digits as its factorization.

955040561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 955040561 is about 30903.7305353253. The cubic root of 955040561 is about 984.7831420699.

The spelling of 955040561 in words is "nine hundred fifty-five million, forty thousand, five hundred sixty-one".