1040471136 has 96 divisors (see below), whose sum is σ = 3086294400. Its totient is φ = 340928640.

The previous prime is 1040471099. The next prime is 1040471147. The reversal of 1040471136 is 6311740401.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40771 + ... + 61181.

It is an arithmetic number, because the mean of its divisors is an integer number (32148900).

Almost surely, 2^1040471136 is an apocalyptic number.

1040471136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040471136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1543147200).

1040471136 is an abundant number, since it is smaller than the sum of its proper divisors (2045823264).

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

1040471136 is a wasteful number, since it uses less digits than its factorization.

1040471136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20489 (or 20475 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1040471136 is about 32256.3348196908. The cubic root of 1040471136 is about 1013.3123729890.

The spelling of 1040471136 in words is "one billion, forty million, four hundred seventy-one thousand, one hundred thirty-six".