36312517 has 2 divisors, whose sum is σ = 36312518. Its totient is φ = 36312516.

The previous prime is 36312481. The next prime is 36312539. The reversal of 36312517 is 71521363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29931841 + 6380676 = 5471^2 + 2526^2 .

It is a cyclic number.

It is not a de Polignac number, because 36312517 - 2⁷ = 36312389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36312557) 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, 18156258 + 18156259.

It is an arithmetic number, because the mean of its divisors is an integer number (18156259).

Almost surely, 2^36312517 is an apocalyptic number.

It is an amenable number.

36312517 is a deficient number, since it is larger than the sum of its proper divisors (1).

36312517 is an equidigital number, since it uses as much as digits as its factorization.

36312517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 28.

The square root of 36312517 is about 6025.9868071545. The cubic root of 36312517 is about 331.1454440632.

It can be divided in two parts, 363 and 12517, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 36312517 in words is "thirty-six million, three hundred twelve thousand, five hundred seventeen".