1071404004 has 96 divisors (see below), whose sum is σ = 2786918400. Its totient is φ = 317640960.

The previous prime is 1071403997. The next prime is 1071404023. The reversal of 1071404004 is 4004041701.

It is a super-2 number, since 2×1071404004² = 2295813079574464032, which contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 1323952 + ... + 1324760.

It is an arithmetic number, because the mean of its divisors is an integer number (29030400).

Almost surely, 2^1071404004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1071404004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1393459200).

1071404004 is an abundant number, since it is smaller than the sum of its proper divisors (1715514396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071404004 is a wasteful number, since it uses less digits than its factorization.

1071404004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 1031 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 1071404004 is about 32732.3082595774. The cubic root of 1071404004 is about 1023.2562870218.

Adding to 1071404004 its reverse (4004041701), we get a palindrome (5075445705).

The spelling of 1071404004 in words is "one billion, seventy-one million, four hundred four thousand, four".