955045561 has 8 divisors (see below), whose sum is σ = 975162240. Its totient is φ = 935137632.

The previous prime is 955045519. The next prime is 955045571. The reversal of 955045561 is 165540559.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 955045561 - 2⁷ = 955045433 is a prime.

It is a super-2 number, since 2×955045561² = 1824224047171609442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (955045501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42925 + ... + 61258.

It is an arithmetic number, because the mean of its divisors is an integer number (121895280).

Almost surely, 2^955045561 is an apocalyptic number.

It is an amenable number.

955045561 is a deficient number, since it is larger than the sum of its proper divisors (20116679).

955045561 is a wasteful number, since it uses less digits than its factorization.

955045561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104375.

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 955045561 is about 30903.8114316018. The cubic root of 955045561 is about 984.7848606381.

The spelling of 955045561 in words is "nine hundred fifty-five million, forty-five thousand, five hundred sixty-one".