1126521153 has 24 divisors (see below), whose sum is σ = 1771910400. Its totient is φ = 686949984.

The previous prime is 1126521139. The next prime is 1126521157. The reversal of 1126521153 is 3511256211.

1126521153 is a `hidden beast` number, since 1 + 1 + 2 + 652 + 1 + 1 + 5 + 3 = 666.

It is not a de Polignac number, because 1126521153 - 2⁸ = 1126520897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1126521157) 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, 108625 + ... + 118542.

It is an arithmetic number, because the mean of its divisors is an integer number (73829600).

Almost surely, 2^1126521153 is an apocalyptic number.

It is an amenable number.

1126521153 is a deficient number, since it is larger than the sum of its proper divisors (645389247).

1126521153 is a wasteful number, since it uses less digits than its factorization.

1126521153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227221 (or 227218 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 1126521153 is about 33563.6880124935. The cubic root of 1126521153 is about 1040.5104597791.

Adding to 1126521153 its reverse (3511256211), we get a palindrome (4637777364).

The spelling of 1126521153 in words is "one billion, one hundred twenty-six million, five hundred twenty-one thousand, one hundred fifty-three".