1061133254065 has 32 divisors (see below), whose sum is σ = 1345463239680. Its totient is φ = 801182506176.

The previous prime is 1061133254059. The next prime is 1061133254089. The reversal of 1061133254065 is 5604523311601.

It is a cyclic number.

It is not a de Polignac number, because 1061133254065 - 2³ = 1061133254057 is a prime.

It is a super-2 number, since 2×1061133254065² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26883234 + ... + 26922676.

It is an arithmetic number, because the mean of its divisors is an integer number (42045726240).

Almost surely, 2^{1061133254065} is an apocalyptic number.

It is an amenable number.

1061133254065 is a deficient number, since it is larger than the sum of its proper divisors (284329985615).

1061133254065 is a wasteful number, since it uses less digits than its factorization.

1061133254065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40533.

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 1061133254065 its reverse (5604523311601), we get a palindrome (6665656565666).

The spelling of 1061133254065 in words is "one trillion, sixty-one billion, one hundred thirty-three million, two hundred fifty-four thousand, sixty-five".