1105256351123 has 2 divisors, whose sum is σ = 1105256351124. Its totient is φ = 1105256351122.

The previous prime is 1105256351099. The next prime is 1105256351167. The reversal of 1105256351123 is 3211536525011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1105256351123 - 2¹⁶ = 1105256285587 is a prime.

It is a super-2 number, since 2×1105256351123² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1105256351183) by changing a digit.

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 as a sum of consecutive naturals, namely, 552628175561 + 552628175562.

It is an arithmetic number, because the mean of its divisors is an integer number (552628175562).

Almost surely, 2^{1105256351123} is an apocalyptic number.

1105256351123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105256351123 is an equidigital number, since it uses as much as digits as its factorization.

1105256351123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 1105256351123 in words is "one trillion, one hundred five billion, two hundred fifty-six million, three hundred fifty-one thousand, one hundred twenty-three".