1144627752 has 32 divisors (see below), whose sum is σ = 2985986880. Its totient is φ = 364953600.

The previous prime is 1144627727. The next prime is 1144627763. The reversal of 1144627752 is 2577264411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144627752.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1036249 + ... + 1037352.

It is an arithmetic number, because the mean of its divisors is an integer number (93312090).

Almost surely, 2^1144627752 is an apocalyptic number.

1144627752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144627752 is an abundant number, since it is smaller than the sum of its proper divisors (1841359128).

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

1144627752 is a wasteful number, since it uses less digits than its factorization.

1144627752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073633 (or 2073629 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 1144627752 is about 33832.3477163498. The cubic root of 1144627752 is about 1046.0555718982.

The spelling of 1144627752 in words is "one billion, one hundred forty-four million, six hundred twenty-seven thousand, seven hundred fifty-two".