1002401104 has 20 divisors (see below), whose sum is σ = 1962177364. Its totient is φ = 496032768.

The previous prime is 1002401083. The next prime is 1002401117. The reversal of 1002401104 is 4011042001.

It can be written as a sum of positive squares in 2 ways, for example, as 249008400 + 753392704 = 15780^2 + 27448^2 .

It is a congruent 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, 321387 + ... + 324490.

Almost surely, 2^1002401104 is an apocalyptic number.

It is an amenable number.

1002401104 is a deficient number, since it is larger than the sum of its proper divisors (959776260).

1002401104 is an equidigital number, since it uses as much as digits as its factorization.

1002401104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645982 (or 645976 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1002401104 is about 31660.7186273464. The cubic root of 1002401104 is about 1000.7997282642.

Adding to 1002401104 its reverse (4011042001), we get a palindrome (5013443105).

The spelling of 1002401104 in words is "one billion, two million, four hundred one thousand, one hundred four".