36869149 has 2 divisors, whose sum is σ = 36869150. Its totient is φ = 36869148.

The previous prime is 36869123. The next prime is 36869171. The reversal of 36869149 is 94196863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29268100 + 7601049 = 5410^2 + 2757^2 .

It is a cyclic number.

It is not a de Polignac number, because 36869149 - 2⁵ = 36869117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36869099 and 36869108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36869849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18434574 + 18434575.

It is an arithmetic number, because the mean of its divisors is an integer number (18434575).

Almost surely, 2^36869149 is an apocalyptic number.

It is an amenable number.

36869149 is a deficient number, since it is larger than the sum of its proper divisors (1).

36869149 is an equidigital number, since it uses as much as digits as its factorization.

36869149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 46.

The square root of 36869149 is about 6071.9971179176. The cubic root of 36869149 is about 332.8289062673.

The spelling of 36869149 in words is "thirty-six million, eight hundred sixty-nine thousand, one hundred forty-nine".