2211347853 has 24 divisors (see below), whose sum is σ = 3752592480. Its totient is φ = 1237116960.

The previous prime is 2211347849. The next prime is 2211347867. The reversal of 2211347853 is 3587431122.

2211347853 is a `hidden beast` number, since 22 + 113 + 478 + 53 = 666.

It is not a de Polignac number, because 2211347853 - 2² = 2211347849 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211347843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 857823 + ... + 860396.

It is an arithmetic number, because the mean of its divisors is an integer number (156358020).

Almost surely, 2^2211347853 is an apocalyptic number.

It is an amenable number.

2211347853 is a deficient number, since it is larger than the sum of its proper divisors (1541244627).

2211347853 is a wasteful number, since it uses less digits than its factorization.

2211347853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718249 (or 1718246 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 2211347853 is about 47024.9705263066. The cubic root of 2211347853 is about 1302.8238130561.

Adding to 2211347853 its reverse (3587431122), we get a palindrome (5798778975).

The spelling of 2211347853 in words is "two billion, two hundred eleven million, three hundred forty-seven thousand, eight hundred fifty-three".