955121559 has 16 divisors (see below), whose sum is σ = 1480093440. Its totient is φ = 536532480.

The previous prime is 955121521. The next prime is 955121569.

955121559 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 955121559 - 2⁸ = 955121303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 955121559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955121569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384202 + ... + 386679.

It is an arithmetic number, because the mean of its divisors is an integer number (92505840).

Almost surely, 2^955121559 is an apocalyptic number.

955121559 is a deficient number, since it is larger than the sum of its proper divisors (524971881).

955121559 is a wasteful number, since it uses less digits than its factorization.

955121559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770950.

The product of its digits is 101250, while the sum is 42.

The square root of 955121559 is about 30905.0409965753. The cubic root of 955121559 is about 984.8109814495.

The spelling of 955121559 in words is "nine hundred fifty-five million, one hundred twenty-one thousand, five hundred fifty-nine".