1121051524 has 6 divisors (see below), whose sum is σ = 1961840174. Its totient is φ = 560525760.

The previous prime is 1121051443. The next prime is 1121051527. The reversal of 1121051524 is 4251501211.

It can be written as a sum of positive squares in only one way, i.e., 990360900 + 130690624 = 31470^2 + 11432^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1121051495 and 1121051504.

It is not an unprimeable number, because it can be changed into a prime (1121051527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140131437 + ... + 140131444.

Almost surely, 2^1121051524 is an apocalyptic number.

It is an amenable number.

1121051524 is a deficient number, since it is larger than the sum of its proper divisors (840788650).

1121051524 is a wasteful number, since it uses less digits than its factorization.

1121051524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280262885 (or 280262883 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1121051524 is about 33482.1075202861. The cubic root of 1121051524 is about 1038.8237206275.

Adding to 1121051524 its reverse (4251501211), we get a palindrome (5372552735).

The spelling of 1121051524 in words is "one billion, one hundred twenty-one million, fifty-one thousand, five hundred twenty-four".