1056623343453 has 12 divisors (see below), whose sum is σ = 1527630103740. Its totient is φ = 703771076736.

The previous prime is 1056623343403. The next prime is 1056623343493. The reversal of 1056623343453 is 3543433266501.

1056623343453 is a `hidden beast` number, since 1 + 0 + 566 + 2 + 3 + 3 + 4 + 34 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 961131219129 + 95492124324 = 980373^2 + 309018^2 .

It is not a de Polignac number, because 1056623343453 - 2⁸ = 1056623343197 is a prime.

It is a super-2 number, since 2×1056623343453² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056623343399 and 1056623343408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056623343403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53696748 + ... + 53716421.

It is an arithmetic number, because the mean of its divisors is an integer number (127302508645).

Almost surely, 2^{1056623343453} is an apocalyptic number.

It is an amenable number.

1056623343453 is a deficient number, since it is larger than the sum of its proper divisors (471006760287).

1056623343453 is a wasteful number, since it uses less digits than its factorization.

1056623343453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107414268 (or 107414265 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 45.

The spelling of 1056623343453 in words is "one trillion, fifty-six billion, six hundred twenty-three million, three hundred forty-three thousand, four hundred fifty-three".