11205125142534 has 12 divisors (see below), whose sum is σ = 24277771142196. Its totient is φ = 3735041714172.

The previous prime is 11205125142521. The next prime is 11205125142557. The reversal of 11205125142534 is 43524152150211.

11205125142534 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 512 + 51 + 42 + 53 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 311253476164 + ... + 311253476199.

It is an arithmetic number, because the mean of its divisors is an integer number (2023147595183).

Almost surely, 2^{11205125142534} is an apocalyptic number.

11205125142534 is an abundant number, since it is smaller than the sum of its proper divisors (13072645999662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11205125142534 is a wasteful number, since it uses less digits than its factorization.

11205125142534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622506952371 (or 622506952368 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 11205125142534 its reverse (43524152150211), we get a palindrome (54729277292745).

The spelling of 11205125142534 in words is "eleven trillion, two hundred five billion, one hundred twenty-five million, one hundred forty-two thousand, five hundred thirty-four".