1040165441 has 8 divisors (see below), whose sum is σ = 1195633344. Its totient is φ = 886415760.

The previous prime is 1040165411. The next prime is 1040165461. The reversal of 1040165441 is 1445610401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040165441 - 2⁶ = 1040165377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040165441.

It is not an unprimeable number, because it can be changed into a prime (1040165411) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 428255 + ... + 430676.

It is an arithmetic number, because the mean of its divisors is an integer number (149454168).

Almost surely, 2^1040165441 is an apocalyptic number.

It is an amenable number.

1040165441 is a deficient number, since it is larger than the sum of its proper divisors (155467903).

1040165441 is an equidigital number, since it uses as much as digits as its factorization.

1040165441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859111.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1040165441 is about 32251.5959450071. The cubic root of 1040165441 is about 1013.2131247233.

Adding to 1040165441 its reverse (1445610401), we get a palindrome (2485775842).

The spelling of 1040165441 in words is "one billion, forty million, one hundred sixty-five thousand, four hundred forty-one".