36969187 has 2 divisors, whose sum is σ = 36969188. Its totient is φ = 36969186.

The previous prime is 36969181. The next prime is 36969197. The reversal of 36969187 is 78196963.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36969187 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36969187.

It is not a weakly prime, because it can be changed into another prime (36969181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18484593 + 18484594.

It is an arithmetic number, because the mean of its divisors is an integer number (18484594).

Almost surely, 2^36969187 is an apocalyptic number.

36969187 is a deficient number, since it is larger than the sum of its proper divisors (1).

36969187 is an equidigital number, since it uses as much as digits as its factorization.

36969187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 49.

The square root of 36969187 is about 6080.2291897592. The cubic root of 36969187 is about 333.1296587976.

The spelling of 36969187 in words is "thirty-six million, nine hundred sixty-nine thousand, one hundred eighty-seven".