1040404113 has 36 divisors (see below), whose sum is σ = 1804578048. Its totient is φ = 575331120.

The previous prime is 1040404091. The next prime is 1040404117. The reversal of 1040404113 is 3114040401.

It is not a de Polignac number, because 1040404113 - 2¹⁴ = 1040387729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040404117) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 24381 + ... + 51722.

It is an arithmetic number, because the mean of its divisors is an integer number (50127168).

Almost surely, 2^1040404113 is an apocalyptic number.

It is an amenable number.

1040404113 is a deficient number, since it is larger than the sum of its proper divisors (764173935).

1040404113 is a wasteful number, since it uses less digits than its factorization.

1040404113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76154 (or 76144 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1040404113 is about 32255.2958907526. The cubic root of 1040404113 is about 1013.2906146749.

Adding to 1040404113 its reverse (3114040401), we get a palindrome (4154444514).

The spelling of 1040404113 in words is "one billion, forty million, four hundred four thousand, one hundred thirteen".