36139553 has 2 divisors, whose sum is σ = 36139554. Its totient is φ = 36139552.

The previous prime is 36139529. The next prime is 36139559. The reversal of 36139553 is 35593163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34199104 + 1940449 = 5848^2 + 1393^2 .

It is a cyclic number.

It is not a de Polignac number, because 36139553 - 2¹² = 36135457 is a prime.

It is not a weakly prime, because it can be changed into another prime (36139559) 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, 18069776 + 18069777.

It is an arithmetic number, because the mean of its divisors is an integer number (18069777).

Almost surely, 2^36139553 is an apocalyptic number.

It is an amenable number.

36139553 is a deficient number, since it is larger than the sum of its proper divisors (1).

36139553 is an equidigital number, since it uses as much as digits as its factorization.

36139553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36450, while the sum is 35.

The square root of 36139553 is about 6011.6181681807. The cubic root of 36139553 is about 330.6188357359.

The spelling of 36139553 in words is "thirty-six million, one hundred thirty-nine thousand, five hundred fifty-three".