1369330939 has 2 divisors, whose sum is σ = 1369330940. Its totient is φ = 1369330938.

The previous prime is 1369330901. The next prime is 1369330951. The reversal of 1369330939 is 9390339631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1369330939 - 2²⁷ = 1235113211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1369330979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684665469 + 684665470.

It is an arithmetic number, because the mean of its divisors is an integer number (684665470).

Almost surely, 2^1369330939 is an apocalyptic number.

1369330939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1369330939 is an equidigital number, since it uses as much as digits as its factorization.

1369330939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 354294, while the sum is 46.

The square root of 1369330939 is about 37004.4718784095. The cubic root of 1369330939 is about 1110.4597124572.

The spelling of 1369330939 in words is "one billion, three hundred sixty-nine million, three hundred thirty thousand, nine hundred thirty-nine".