36281951 has 2 divisors, whose sum is σ = 36281952. Its totient is φ = 36281950.

The previous prime is 36281933. The next prime is 36281953. The reversal of 36281951 is 15918263.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36281951 is a prime.

It is a super-3 number, since 3×36281951³ (a number of 24 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 36281953, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36281953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18140975 + 18140976.

It is an arithmetic number, because the mean of its divisors is an integer number (18140976).

Almost surely, 2^36281951 is an apocalyptic number.

36281951 is a deficient number, since it is larger than the sum of its proper divisors (1).

36281951 is an equidigital number, since it uses as much as digits as its factorization.

36281951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 35.

The square root of 36281951 is about 6023.4500911023. The cubic root of 36281951 is about 331.0525042745.

The spelling of 36281951 in words is "thirty-six million, two hundred eighty-one thousand, nine hundred fifty-one".