1065267841 has 4 divisors (see below), whose sum is σ = 1162110384. Its totient is φ = 968425300.

The previous prime is 1065267823. The next prime is 1065267857. The reversal of 1065267841 is 1487625601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1065267841 - 2²⁵ = 1031713409 is a prime.

It is a super-2 number, since 2×1065267841² = 2269591146137602562, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1065267794 and 1065267803.

It is not an unprimeable number, because it can be changed into a prime (1065267881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48421255 + ... + 48421276.

It is an arithmetic number, because the mean of its divisors is an integer number (290527596).

Almost surely, 2^1065267841 is an apocalyptic number.

1065267841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1065267841 is a deficient number, since it is larger than the sum of its proper divisors (96842543).

1065267841 is an equidigital number, since it uses as much as digits as its factorization.

1065267841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96842542.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 1065267841 is about 32638.4411545650. The cubic root of 1065267841 is about 1021.2990755990.

The spelling of 1065267841 in words is "one billion, sixty-five million, two hundred sixty-seven thousand, eight hundred forty-one".