36978559 has 2 divisors, whose sum is σ = 36978560. Its totient is φ = 36978558.

The previous prime is 36978551. The next prime is 36978563. The reversal of 36978559 is 95587963.

It is a strong prime.

It is an emirp because it is prime and its reverse (95587963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36978559 - 2³ = 36978551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36978551) 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 as a sum of consecutive naturals, namely, 18489279 + 18489280.

It is an arithmetic number, because the mean of its divisors is an integer number (18489280).

Almost surely, 2^36978559 is an apocalyptic number.

36978559 is a deficient number, since it is larger than the sum of its proper divisors (1).

36978559 is an equidigital number, since it uses as much as digits as its factorization.

36978559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 52.

The square root of 36978559 is about 6080.9998355534. Note that the first 3 decimals coincide. The cubic root of 36978559 is about 333.1578068098.

The spelling of 36978559 in words is "thirty-six million, nine hundred seventy-eight thousand, five hundred fifty-nine".