2012263465 has 4 divisors (see below), whose sum is σ = 2414716164. Its totient is φ = 1609810768.

The previous prime is 2012263459. The next prime is 2012263493. The reversal of 2012263465 is 5643622102.

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 785793024 + 1226470441 = 28032^2 + 35021^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012263465 - 2¹¹ = 2012261417 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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201226342 + ... + 201226351.

It is an arithmetic number, because the mean of its divisors is an integer number (603679041).

Almost surely, 2^2012263465 is an apocalyptic number.

It is an amenable number.

2012263465 is a deficient number, since it is larger than the sum of its proper divisors (402452699).

2012263465 is an equidigital number, since it uses as much as digits as its factorization.

2012263465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402452698.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2012263465 is about 44858.2597188076. The cubic root of 2012263465 is about 1262.4909706246.

Adding to 2012263465 its reverse (5643622102), we get a palindrome (7655885567).

The spelling of 2012263465 in words is "two billion, twelve million, two hundred sixty-three thousand, four hundred sixty-five".