8201234511 has 12 divisors (see below), whose sum is σ = 11850737392. Its totient is φ = 5465408256.

The previous prime is 8201234449. The next prime is 8201234513. The reversal of 8201234511 is 1154321028.

8201234511 is a `hidden beast` number, since 8 + 20 + 123 + 4 + 511 = 666.

It is not a de Polignac number, because 8201234511 - 2¹⁷ = 8201103439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8201234513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148306 + ... + 195951.

Almost surely, 2^8201234511 is an apocalyptic number.

8201234511 is a deficient number, since it is larger than the sum of its proper divisors (3649502881).

8201234511 is a wasteful number, since it uses less digits than its factorization.

8201234511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346910 (or 346907 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 8201234511 is about 90560.6675715236. The cubic root of 8201234511 is about 2016.6308664030.

Adding to 8201234511 its reverse (1154321028), we get a palindrome (9355555539).

The spelling of 8201234511 in words is "eight billion, two hundred one million, two hundred thirty-four thousand, five hundred eleven".