1168430465 has 4 divisors (see below), whose sum is σ = 1402116564. Its totient is φ = 934744368.

The previous prime is 1168430453. The next prime is 1168430533. The reversal of 1168430465 is 5640348611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 581967376 + 586463089 = 24124^2 + 24217^2 .

It is a cyclic number.

It is not a de Polignac number, because 1168430465 - 2⁶ = 1168430401 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116843042 + ... + 116843051.

It is an arithmetic number, because the mean of its divisors is an integer number (350529141).

Almost surely, 2^1168430465 is an apocalyptic number.

It is an amenable number.

1168430465 is a deficient number, since it is larger than the sum of its proper divisors (233686099).

1168430465 is an equidigital number, since it uses as much as digits as its factorization.

1168430465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233686098.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 1168430465 is about 34182.3121657971. The cubic root of 1168430465 is about 1053.2568460346.

The spelling of 1168430465 in words is "one billion, one hundred sixty-eight million, four hundred thirty thousand, four hundred sixty-five".