1120264655161 has 4 divisors (see below), whose sum is σ = 1120314669300. Its totient is φ = 1120214641024.

The previous prime is 1120264655143. The next prime is 1120264655173. The reversal of 1120264655161 is 1615564620211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 253607924025 + 866656731136 = 503595^2 + 930944^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120264655161 - 2¹⁹ = 1120264130873 is a prime.

It is a super-3 number, since 3×1120264655161³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120264652161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24973456 + ... + 25018273.

It is an arithmetic number, because the mean of its divisors is an integer number (280078667325).

Almost surely, 2^{1120264655161} is an apocalyptic number.

It is an amenable number.

1120264655161 is a deficient number, since it is larger than the sum of its proper divisors (50014139).

1120264655161 is an equidigital number, since it uses as much as digits as its factorization.

1120264655161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50014138.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 1120264655161 in words is "one trillion, one hundred twenty billion, two hundred sixty-four million, six hundred fifty-five thousand, one hundred sixty-one".