1011040144 has 20 divisors (see below), whose sum is σ = 1960115740. Its totient is φ = 505203840.

The previous prime is 1011040139. The next prime is 1011040159. The reversal of 1011040144 is 4410401101.

1011040144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 817273744 + 193766400 = 28588^2 + 13920^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7774 + ... + 45634.

It is an arithmetic number, because the mean of its divisors is an integer number (98005787).

Almost surely, 2^1011040144 is an apocalyptic number.

It is an amenable number.

1011040144 is a deficient number, since it is larger than the sum of its proper divisors (949075596).

1011040144 is a wasteful number, since it uses less digits than its factorization.

1011040144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39538 (or 39532 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1011040144 is about 31796.8574547863. The cubic root of 1011040144 is about 1003.6665877036. Note that the first 3 decimals are identical.

Adding to 1011040144 its reverse (4410401101), we get a palindrome (5421441245).

The spelling of 1011040144 in words is "one billion, eleven million, forty thousand, one hundred forty-four".