1061105005049 has 8 divisors (see below), whose sum is σ = 1078803030600. Its totient is φ = 1043548000000.

The previous prime is 1061105005019. The next prime is 1061105005057. The reversal of 1061105005049 is 9405005011601.

It can be written as a sum of positive squares in 4 ways, for example, as 470228375824 + 590876629225 = 685732^2 + 768685^2 .

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 1061105005049 - 2¹⁶ = 1061104939513 is a prime.

It is a super-2 number, since 2×1061105005049² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1061105005019) 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, 35239952 + ... + 35270049.

It is an arithmetic number, because the mean of its divisors is an integer number (134850378825).

Almost surely, 2^{1061105005049} is an apocalyptic number.

It is an amenable number.

1061105005049 is a deficient number, since it is larger than the sum of its proper divisors (17698025551).

1061105005049 is a wasteful number, since it uses less digits than its factorization.

1061105005049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70510251.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 1061105005049 in words is "one trillion, sixty-one billion, one hundred five million, five thousand, forty-nine".