366211161 has 12 divisors (see below), whose sum is σ = 560087892. Its totient is φ = 229779456.

The previous prime is 366211151. The next prime is 366211193. The reversal of 366211161 is 161112663.

366211161 is a `hidden beast` number, since 36 + 621 + 1 + 1 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 311169600 + 55041561 = 17640^2 + 7419^2 .

It is not a de Polignac number, because 366211161 - 2¹⁰ = 366210137 is a prime.

It is a super-2 number, since 2×366211161² = 268221228881935842, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (366211141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1196616 + ... + 1196921.

It is an arithmetic number, because the mean of its divisors is an integer number (46673991).

Almost surely, 2^366211161 is an apocalyptic number.

It is an amenable number.

366211161 is a deficient number, since it is larger than the sum of its proper divisors (193876731).

366211161 is a wasteful number, since it uses less digits than its factorization.

366211161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393560 (or 2393557 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 366211161 is about 19136.6444550762. The cubic root of 366211161 is about 715.4465471424.

The spelling of 366211161 in words is "three hundred sixty-six million, two hundred eleven thousand, one hundred sixty-one".