1040884965 has 32 divisors (see below), whose sum is σ = 1914278400. Its totient is φ = 535993920.

The previous prime is 1040884963. The next prime is 1040884973. The reversal of 1040884965 is 5694880401.

1040884965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1040884965 - 2¹ = 1040884963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1040884965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040884963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129021 + ... + 136850.

It is an arithmetic number, because the mean of its divisors is an integer number (59821200).

Almost surely, 2^1040884965 is an apocalyptic number.

1040884965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1040884965 is a deficient number, since it is larger than the sum of its proper divisors (873393435).

1040884965 is a wasteful number, since it uses less digits than its factorization.

1040884965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265914 (or 265908 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 1040884965 is about 32262.7488754446. The cubic root of 1040884965 is about 1013.4466975429.

The spelling of 1040884965 in words is "one billion, forty million, eight hundred eighty-four thousand, nine hundred sixty-five".