369941969 has 2 divisors, whose sum is σ = 369941970. Its totient is φ = 369941968.

The previous prime is 369941921. The next prime is 369941987. The reversal of 369941969 is 969149963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 263088400 + 106853569 = 16220^2 + 10337^2 .

It is an emirp because it is prime and its reverse (969149963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 369941969 - 2⁸ = 369941713 is a prime.

It is a super-2 number, since 2×369941969² = 273714120855193922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (369941069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184970984 + 184970985.

It is an arithmetic number, because the mean of its divisors is an integer number (184970985).

Almost surely, 2^369941969 is an apocalyptic number.

It is an amenable number.

369941969 is a deficient number, since it is larger than the sum of its proper divisors (1).

369941969 is an equidigital number, since it uses as much as digits as its factorization.

369941969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2834352, while the sum is 56.

The square root of 369941969 is about 19233.8755585035. The cubic root of 369941969 is about 717.8679010190.

The spelling of 369941969 in words is "three hundred sixty-nine million, nine hundred forty-one thousand, nine hundred sixty-nine".