4121161073365 has 16 divisors (see below), whose sum is σ = 5652425513088. Its totient is φ = 2825665286976.

The previous prime is 4121161073317. The next prime is 4121161073423. The reversal of 4121161073365 is 5633701611214.

It is a happy number.

It is not a de Polignac number, because 4121161073365 - 2²¹ = 4121158976213 is a prime.

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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5335987 + ... + 6059296.

It is an arithmetic number, because the mean of its divisors is an integer number (353276594568).

Almost surely, 2^{4121161073365} is an apocalyptic number.

It is an amenable number.

4121161073365 is a deficient number, since it is larger than the sum of its proper divisors (1531264439723).

4121161073365 is a wasteful number, since it uses less digits than its factorization.

4121161073365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11405628.

The product of its (nonzero) digits is 90720, while the sum is 40.

Adding to 4121161073365 its reverse (5633701611214), we get a palindrome (9754862684579).

The spelling of 4121161073365 in words is "four trillion, one hundred twenty-one billion, one hundred sixty-one million, seventy-three thousand, three hundred sixty-five".