369985397 has 2 divisors, whose sum is σ = 369985398. Its totient is φ = 369985396.

The previous prime is 369985381. The next prime is 369985481. The reversal of 369985397 is 793589963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 362178961 + 7806436 = 19031^2 + 2794^2 .

It is a cyclic number.

It is not a de Polignac number, because 369985397 - 2⁴ = 369985381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (369985597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184992698 + 184992699.

It is an arithmetic number, because the mean of its divisors is an integer number (184992699).

Almost surely, 2^369985397 is an apocalyptic number.

It is an amenable number.

369985397 is a deficient number, since it is larger than the sum of its proper divisors (1).

369985397 is an equidigital number, since it uses as much as digits as its factorization.

369985397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11022480, while the sum is 59.

The square root of 369985397 is about 19235.0044710159. The cubic root of 369985397 is about 717.8959904222.

The spelling of 369985397 in words is "three hundred sixty-nine million, nine hundred eighty-five thousand, three hundred ninety-seven".