1056281265043 has 8 divisors (see below), whose sum is σ = 1085995310400. Its totient is φ = 1026868885440.

The previous prime is 1056281265031. The next prime is 1056281265059. The reversal of 1056281265043 is 3405621826501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1056281265043 - 2⁹ = 1056281264531 is a prime.

It is a super-2 number, since 2×1056281265043² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056281265023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75409338 + ... + 75423343.

It is an arithmetic number, because the mean of its divisors is an integer number (135749413800).

Almost surely, 2^{1056281265043} is an apocalyptic number.

1056281265043 is a deficient number, since it is larger than the sum of its proper divisors (29714045357).

1056281265043 is a wasteful number, since it uses less digits than its factorization.

1056281265043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150832877.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 1056281265043 in words is "one trillion, fifty-six billion, two hundred eighty-one million, two hundred sixty-five thousand, forty-three".