1125354432205 has 16 divisors (see below), whose sum is σ = 1369660368384. Its totient is φ = 887507241280.

The previous prime is 1125354432193. The next prime is 1125354432211. The reversal of 1125354432205 is 5022344535211.

It is a happy number.

It is not a de Polignac number, because 1125354432205 - 2¹³ = 1125354424013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2749789 + ... + 3132418.

It is an arithmetic number, because the mean of its divisors is an integer number (85603773024).

Almost surely, 2^{1125354432205} is an apocalyptic number.

It is an amenable number.

1125354432205 is a deficient number, since it is larger than the sum of its proper divisors (244305936179).

1125354432205 is an equidigital number, since it uses as much as digits as its factorization.

1125354432205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882756.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 1125354432205 its reverse (5022344535211), we get a palindrome (6147698967416).

The spelling of 1125354432205 in words is "one trillion, one hundred twenty-five billion, three hundred fifty-four million, four hundred thirty-two thousand, two hundred five".