36861907 has 2 divisors, whose sum is σ = 36861908. Its totient is φ = 36861906.

The previous prime is 36861863. The next prime is 36861971. The reversal of 36861907 is 70916863.

It is a weak prime.

It is an emirp because it is prime and its reverse (70916863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36861907 - 2¹⁵ = 36829139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36861907.

It is not a weakly prime, because it can be changed into another prime (36861997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18430953 + 18430954.

It is an arithmetic number, because the mean of its divisors is an integer number (18430954).

Almost surely, 2^36861907 is an apocalyptic number.

36861907 is a deficient number, since it is larger than the sum of its proper divisors (1).

36861907 is an equidigital number, since it uses as much as digits as its factorization.

36861907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 36861907 is about 6071.4007444740. The cubic root of 36861907 is about 332.8071129356.

The spelling of 36861907 in words is "thirty-six million, eight hundred sixty-one thousand, nine hundred seven".