1040102444 has 12 divisors (see below), whose sum is σ = 1838201568. Its totient is φ = 514902000.

The previous prime is 1040102407. The next prime is 1040102519. The reversal of 1040102444 is 4442010401.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 1286852 + ... + 1287659.

It is an arithmetic number, because the mean of its divisors is an integer number (153183464).

Almost surely, 2^1040102444 is an apocalyptic number.

It is an amenable number.

1040102444 is a deficient number, since it is larger than the sum of its proper divisors (798099124).

1040102444 is a wasteful number, since it uses less digits than its factorization.

1040102444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574616 (or 2574614 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1040102444 is about 32250.6192808758. The cubic root of 1040102444 is about 1013.1926694273.

Adding to 1040102444 its reverse (4442010401), we get a palindrome (5482112845).

The spelling of 1040102444 in words is "one billion, forty million, one hundred two thousand, four hundred forty-four".