1061151066005 has 4 divisors (see below), whose sum is σ = 1273381279212. Its totient is φ = 848920852800.

The previous prime is 1061151065999. The next prime is 1061151066011. The reversal of 1061151066005 is 5006601511601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1061151065999) and next prime (1061151066011).

It can be written as a sum of positive squares in 2 ways, for example, as 225656351089 + 835494714916 = 475033^2 + 914054^2 .

It is not a de Polignac number, because 1061151066005 - 2⁸ = 1061151065749 is a prime.

It is a super-2 number, since 2×1061151066005² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106115106596 + ... + 106115106605.

It is an arithmetic number, because the mean of its divisors is an integer number (318345319803).

Almost surely, 2^{1061151066005} is an apocalyptic number.

It is an amenable number.

1061151066005 is a deficient number, since it is larger than the sum of its proper divisors (212230213207).

1061151066005 is an equidigital number, since it uses as much as digits as its factorization.

1061151066005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212230213206.

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

Adding to 1061151066005 its reverse (5006601511601), we get a palindrome (6067752577606).

The spelling of 1061151066005 in words is "one trillion, sixty-one billion, one hundred fifty-one million, sixty-six thousand, five".