1140124755 has 64 divisors (see below), whose sum is σ = 2279052288. Its totient is φ = 472834560.

The previous prime is 1140124753. The next prime is 1140124781. The reversal of 1140124755 is 5574210411.

It is not a de Polignac number, because 1140124755 - 2¹ = 1140124753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140124753) 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 63 ways as a sum of consecutive naturals, for example, 892177 + ... + 893453.

It is an arithmetic number, because the mean of its divisors is an integer number (35610192).

Almost surely, 2^1140124755 is an apocalyptic number.

1140124755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1140124755 is a deficient number, since it is larger than the sum of its proper divisors (1138927533).

1140124755 is a wasteful number, since it uses less digits than its factorization.

1140124755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076.

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 1140124755 is about 33765.7334438333. The cubic root of 1140124755 is about 1044.6820320268.

The spelling of 1140124755 in words is "one billion, one hundred forty million, one hundred twenty-four thousand, seven hundred fifty-five".