1161011105007 has 32 divisors (see below), whose sum is σ = 1674544068288. Its totient is φ = 711276097536.

The previous prime is 1161011104993. The next prime is 1161011105047. The reversal of 1161011105007 is 7005011101611.

It is not a de Polignac number, because 1161011105007 - 2⁴ = 1161011104991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161011105047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100978083 + ... + 100989579.

It is an arithmetic number, because the mean of its divisors is an integer number (52329502134).

Almost surely, 2^{1161011105007} is an apocalyptic number.

1161011105007 is a deficient number, since it is larger than the sum of its proper divisors (513532963281).

1161011105007 is a wasteful number, since it uses less digits than its factorization.

1161011105007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22859.

The product of its (nonzero) digits is 210, while the sum is 24.

Adding to 1161011105007 its reverse (7005011101611), we get a palindrome (8166022206618).

The spelling of 1161011105007 in words is "one trillion, one hundred sixty-one billion, eleven million, one hundred five thousand, seven".