1153422988 has 12 divisors (see below), whose sum is σ = 2067721992. Its totient is φ = 562645280.

The previous prime is 1153422971. The next prime is 1153423049. The reversal of 1153422988 is 8892243511.

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 3 ways as a sum of consecutive naturals, for example, 3516370 + ... + 3516697.

It is an arithmetic number, because the mean of its divisors is an integer number (172310166).

Almost surely, 2^1153422988 is an apocalyptic number.

It is an amenable number.

1153422988 is a deficient number, since it is larger than the sum of its proper divisors (914299004).

1153422988 is a wasteful number, since it uses less digits than its factorization.

1153422988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7033112 (or 7033110 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 1153422988 is about 33962.0816205367. The cubic root of 1153422988 is about 1048.7280101253.

The spelling of 1153422988 in words is "one billion, one hundred fifty-three million, four hundred twenty-two thousand, nine hundred eighty-eight".