36531149 has 2 divisors, whose sum is σ = 36531150. Its totient is φ = 36531148.

The previous prime is 36531127. The next prime is 36531161. The reversal of 36531149 is 94113563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32410249 + 4120900 = 5693^2 + 2030^2 .

It is an emirp because it is prime and its reverse (94113563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36531149 - 2²⁴ = 19753933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36531179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18265574 + 18265575.

It is an arithmetic number, because the mean of its divisors is an integer number (18265575).

Almost surely, 2^36531149 is an apocalyptic number.

It is an amenable number.

36531149 is a deficient number, since it is larger than the sum of its proper divisors (1).

36531149 is an equidigital number, since it uses as much as digits as its factorization.

36531149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 32.

The square root of 36531149 is about 6044.1003466190. The cubic root of 36531149 is about 331.8087063922.

The spelling of 36531149 in words is "thirty-six million, five hundred thirty-one thousand, one hundred forty-nine".