1064405458273 has 4 divisors (see below), whose sum is σ = 1065275782848. Its totient is φ = 1063535133700.

The previous prime is 1064405458247. The next prime is 1064405458327. The reversal of 1064405458273 is 3728545044601.

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 1064405458273 - 2²¹ = 1064403361121 is a prime.

It is a super-2 number, since 2×1064405458273² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1064405458673) 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, 435160453 + ... + 435162898.

It is an arithmetic number, because the mean of its divisors is an integer number (266318945712).

Almost surely, 2^{1064405458273} is an apocalyptic number.

It is an amenable number.

1064405458273 is a deficient number, since it is larger than the sum of its proper divisors (870324575).

1064405458273 is an equidigital number, since it uses as much as digits as its factorization.

1064405458273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870324574.

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 1064405458273 in words is "one trillion, sixty-four billion, four hundred five million, four hundred fifty-eight thousand, two hundred seventy-three".