36120071 has 4 divisors (see below), whose sum is σ = 38898552. Its totient is φ = 33341592.

The previous prime is 36120061. The next prime is 36120079. The reversal of 36120071 is 17002163.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36120071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36120079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389221 + ... + 1389246.

It is an arithmetic number, because the mean of its divisors is an integer number (9724638).

Almost surely, 2^36120071 is an apocalyptic number.

36120071 is a deficient number, since it is larger than the sum of its proper divisors (2778481).

36120071 is a wasteful number, since it uses less digits than its factorization.

36120071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778480.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 36120071 is about 6009.9975873539. The cubic root of 36120071 is about 330.5594153927.

The spelling of 36120071 in words is "thirty-six million, one hundred twenty thousand, seventy-one".