1154383672 has 32 divisors (see below), whose sum is σ = 2374958880. Its totient is φ = 522737280.

The previous prime is 1154383649. The next prime is 1154383679. The reversal of 1154383672 is 2763834511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154383679) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 99204 + ... + 110227.

It is an arithmetic number, because the mean of its divisors is an integer number (74217465).

Almost surely, 2^1154383672 is an apocalyptic number.

It is an amenable number.

1154383672 is an abundant number, since it is smaller than the sum of its proper divisors (1220575208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154383672 is a wasteful number, since it uses less digits than its factorization.

1154383672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209503 (or 209499 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 1154383672 is about 33976.2221560903. Note that the first 3 decimals coincide. The cubic root of 1154383672 is about 1049.0190905719.

The spelling of 1154383672 in words is "one billion, one hundred fifty-four million, three hundred eighty-three thousand, six hundred seventy-two".