36120389 has 2 divisors, whose sum is σ = 36120390. Its totient is φ = 36120388.

The previous prime is 36120379. The next prime is 36120397. The reversal of 36120389 is 98302163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36120100 + 289 = 6010^2 + 17^2 .

It is an emirp because it is prime and its reverse (98302163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36120389 - 2¹⁶ = 36054853 is a prime.

It is a super-2 number, since 2×36120389² = 2609365003022642, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36120319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18060194 + 18060195.

It is an arithmetic number, because the mean of its divisors is an integer number (18060195).

Almost surely, 2^36120389 is an apocalyptic number.

It is an amenable number.

36120389 is a deficient number, since it is larger than the sum of its proper divisors (1).

36120389 is an equidigital number, since it uses as much as digits as its factorization.

36120389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 36120389 is about 6010.0240432131. The cubic root of 36120389 is about 330.5603854682.

The spelling of 36120389 in words is "thirty-six million, one hundred twenty thousand, three hundred eighty-nine".