366511161121 has 4 divisors (see below), whose sum is σ = 418869898432. Its totient is φ = 314152423812.

The previous prime is 366511161103. The next prime is 366511161167. The reversal of 366511161121 is 121161115663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 366511161121 - 2²⁷ = 366376943393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (366511161721) 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, 26179368645 + ... + 26179368658.

It is an arithmetic number, because the mean of its divisors is an integer number (104717474608).

Almost surely, 2^366511161121 is an apocalyptic number.

It is an amenable number.

366511161121 is a deficient number, since it is larger than the sum of its proper divisors (52358737311).

366511161121 is an equidigital number, since it uses as much as digits as its factorization.

366511161121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52358737310.

The product of its digits is 6480, while the sum is 34.

Adding to 366511161121 its reverse (121161115663), we get a palindrome (487672276784).

The spelling of 366511161121 in words is "three hundred sixty-six billion, five hundred eleven million, one hundred sixty-one thousand, one hundred twenty-one".