1120421552 has 20 divisors (see below), whose sum is σ = 2171371440. Its totient is φ = 560067648.

The previous prime is 1120421539. The next prime is 1120421557. The reversal of 1120421552 is 2551240211.

It is not an unprimeable number, because it can be changed into a prime (1120421557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86474 + ... + 98582.

It is an arithmetic number, because the mean of its divisors is an integer number (108568572).

Almost surely, 2^1120421552 is an apocalyptic number.

It is an amenable number.

1120421552 is a deficient number, since it is larger than the sum of its proper divisors (1050949888).

1120421552 is a wasteful number, since it uses less digits than its factorization.

1120421552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17900 (or 17894 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1120421552 is about 33472.6986064763. The cubic root of 1120421552 is about 1038.6290960670.

Adding to 1120421552 its reverse (2551240211), we get a palindrome (3671661763).

The spelling of 1120421552 in words is "one billion, one hundred twenty million, four hundred twenty-one thousand, five hundred fifty-two".