1056013151045 has 4 divisors (see below), whose sum is σ = 1267215781260. Its totient is φ = 844810520832.

The previous prime is 1056013151021. The next prime is 1056013151059. The reversal of 1056013151045 is 5401513106501.

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 555701666116 + 500311484929 = 745454^2 + 707327^2 .

It is a cyclic number.

It is not a de Polignac number, because 1056013151045 - 2¹⁰ = 1056013150021 is a prime.

It is a super-2 number, since 2×1056013151045² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105601315100 + ... + 105601315109.

It is an arithmetic number, because the mean of its divisors is an integer number (316803945315).

Almost surely, 2^{1056013151045} is an apocalyptic number.

It is an amenable number.

1056013151045 is a deficient number, since it is larger than the sum of its proper divisors (211202630215).

1056013151045 is an equidigital number, since it uses as much as digits as its factorization.

1056013151045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211202630214.

The product of its (nonzero) digits is 9000, while the sum is 32.

Adding to 1056013151045 its reverse (5401513106501), we get a palindrome (6457526257546).

The spelling of 1056013151045 in words is "one trillion, fifty-six billion, thirteen million, one hundred fifty-one thousand, forty-five".