1065967969 has 4 divisors (see below), whose sum is σ = 1162874160. Its totient is φ = 969061780.

The previous prime is 1065967951. The next prime is 1065967997. The reversal of 1065967969 is 9697695601.

1065967969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1065967969 - 2⁵ = 1065967937 is a prime.

It is a super-2 number, since 2×1065967969² = 2272575421867969922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1065937969) 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, 48453079 + ... + 48453100.

It is an arithmetic number, because the mean of its divisors is an integer number (290718540).

Almost surely, 2^1065967969 is an apocalyptic number.

It is an amenable number.

1065967969 is a deficient number, since it is larger than the sum of its proper divisors (96906191).

1065967969 is an equidigital number, since it uses as much as digits as its factorization.

1065967969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96906190.

The product of its (nonzero) digits is 5511240, while the sum is 58.

The square root of 1065967969 is about 32649.1649050937. The cubic root of 1065967969 is about 1021.5227700415.

The spelling of 1065967969 in words is "one billion, sixty-five million, nine hundred sixty-seven thousand, nine hundred sixty-nine".