1020404104 has 32 divisors (see below), whose sum is σ = 1987017120. Its totient is φ = 490887936.

The previous prime is 1020404089. The next prime is 1020404113. The reversal of 1020404104 is 4014040201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912 + ... + 45184.

It is an arithmetic number, because the mean of its divisors is an integer number (62094285).

Almost surely, 2^1020404104 is an apocalyptic number.

It is an amenable number.

1020404104 is a deficient number, since it is larger than the sum of its proper divisors (966613016).

1020404104 is a wasteful number, since it uses less digits than its factorization.

1020404104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44389 (or 44385 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1020404104 is about 31943.7647123817. The cubic root of 1020404104 is about 1006.7556267352.

Adding to 1020404104 its reverse (4014040201), we get a palindrome (5034444305).

The spelling of 1020404104 in words is "one billion, twenty million, four hundred four thousand, one hundred four".