36400291 has 2 divisors, whose sum is σ = 36400292. Its totient is φ = 36400290.

The previous prime is 36400289. The next prime is 36400327. The reversal of 36400291 is 19200463.

36400291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36400291 - 2¹ = 36400289 is a prime.

Together with 36400289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (36400201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18200145 + 18200146.

It is an arithmetic number, because the mean of its divisors is an integer number (18200146).

Almost surely, 2^36400291 is an apocalyptic number.

36400291 is a deficient number, since it is larger than the sum of its proper divisors (1).

36400291 is an equidigital number, since it uses as much as digits as its factorization.

36400291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 36400291 is about 6033.2653679413. The cubic root of 36400291 is about 331.4120424225.

The spelling of 36400291 in words is "thirty-six million, four hundred thousand, two hundred ninety-one".