36545947 has 2 divisors, whose sum is σ = 36545948. Its totient is φ = 36545946.

The previous prime is 36545939. The next prime is 36546007. The reversal of 36545947 is 74954563.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36545947 - 2³ = 36545939 is a prime.

It is not a weakly prime, because it can be changed into another prime (36545347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18272973 + 18272974.

It is an arithmetic number, because the mean of its divisors is an integer number (18272974).

Almost surely, 2^36545947 is an apocalyptic number.

36545947 is a deficient number, since it is larger than the sum of its proper divisors (1).

36545947 is an equidigital number, since it uses as much as digits as its factorization.

36545947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 36545947 is about 6045.3243916270. The cubic root of 36545947 is about 331.8535032530.

The spelling of 36545947 in words is "thirty-six million, five hundred forty-five thousand, nine hundred forty-seven".