2281018953 has 8 divisors (see below), whose sum is σ = 3086752288. Its totient is φ = 1497982464.

The previous prime is 2281018939. The next prime is 2281019011. The reversal of 2281018953 is 3598101822.

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

It is not a de Polignac number, because 2281018953 - 2⁵ = 2281018921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2281013953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5673976 + ... + 5674377.

It is an arithmetic number, because the mean of its divisors is an integer number (385844036).

Almost surely, 2^2281018953 is an apocalyptic number.

It is an amenable number.

2281018953 is a deficient number, since it is larger than the sum of its proper divisors (805733335).

2281018953 is a wasteful number, since it uses less digits than its factorization.

2281018953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11348423.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 2281018953 is about 47760.0141645708. The cubic root of 2281018953 is about 1316.3649131778.

The spelling of 2281018953 in words is "two billion, two hundred eighty-one million, eighteen thousand, nine hundred fifty-three".