1003148755 has 16 divisors (see below), whose sum is σ = 1401706944. Its totient is φ = 674893440.

The previous prime is 1003148717. The next prime is 1003148779. The reversal of 1003148755 is 5578413001.

It is a happy number.

It is not a de Polignac number, because 1003148755 - 2¹⁷ = 1003017683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1003148755.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268536 + ... + 272245.

It is an arithmetic number, because the mean of its divisors is an integer number (87606684).

Almost surely, 2^1003148755 is an apocalyptic number.

1003148755 is a deficient number, since it is larger than the sum of its proper divisors (398558189).

1003148755 is an equidigital number, since it uses as much as digits as its factorization.

1003148755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540846.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 1003148755 is about 31672.5236601064. The cubic root of 1003148755 is about 1001.0484852944.

The spelling of 1003148755 in words is "one billion, three million, one hundred forty-eight thousand, seven hundred fifty-five".