366944129 has 4 divisors (see below), whose sum is σ = 367211220. Its totient is φ = 366677040.

The previous prime is 366944119. The next prime is 366944143. The reversal of 366944129 is 921449663.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 921449663 = 89 ⋅10353367.

It can be written as a sum of positive squares in 2 ways, for example, as 295152400 + 71791729 = 17180^2 + 8473^2 .

It is a cyclic number.

It is not a de Polignac number, because 366944129 - 2¹⁶ = 366878593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 366944129.

It is not an unprimeable number, because it can be changed into a prime (366944119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131474 + ... + 134235.

It is an arithmetic number, because the mean of its divisors is an integer number (91802805).

Almost surely, 2^366944129 is an apocalyptic number.

It is an amenable number.

366944129 is a deficient number, since it is larger than the sum of its proper divisors (267091).

366944129 is a wasteful number, since it uses less digits than its factorization.

366944129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267090.

The product of its digits is 279936, while the sum is 44.

The square root of 366944129 is about 19155.7857839348. The cubic root of 366944129 is about 715.9235487642.

The spelling of 366944129 in words is "three hundred sixty-six million, nine hundred forty-four thousand, one hundred twenty-nine".