1105042542377 has 2 divisors, whose sum is σ = 1105042542378. Its totient is φ = 1105042542376.

The previous prime is 1105042542353. The next prime is 1105042542389. The reversal of 1105042542377 is 7732452405011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 917574325801 + 187468216576 = 957901^2 + 432976^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105042542377 - 2¹⁸ = 1105042280233 is a prime.

It is a super-2 number, since 2×1105042542377² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1105042542277) 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, 552521271188 + 552521271189.

It is an arithmetic number, because the mean of its divisors is an integer number (552521271189).

Almost surely, 2^{1105042542377} is an apocalyptic number.

It is an amenable number.

1105042542377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105042542377 is an equidigital number, since it uses as much as digits as its factorization.

1105042542377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 235200, while the sum is 41.

Adding to 1105042542377 its reverse (7732452405011), we get a palindrome (8837494947388).

The spelling of 1105042542377 in words is "one trillion, one hundred five billion, forty-two million, five hundred forty-two thousand, three hundred seventy-seven".