1395080069 has 2 divisors, whose sum is σ = 1395080070. Its totient is φ = 1395080068.

The previous prime is 1395080059. The next prime is 1395080077. The reversal of 1395080069 is 9600805931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1366189444 + 28890625 = 36962^2 + 5375^2 .

It is a cyclic number.

It is not a de Polignac number, because 1395080069 - 2⁸ = 1395079813 is a prime.

It is a super-2 number, since 2×1395080069² = 3892496797842089522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1395080009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697540034 + 697540035.

It is an arithmetic number, because the mean of its divisors is an integer number (697540035).

Almost surely, 2^1395080069 is an apocalyptic number.

It is an amenable number.

1395080069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1395080069 is an equidigital number, since it uses as much as digits as its factorization.

1395080069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 1395080069 is about 37350.7706613933. The cubic root of 1395080069 is about 1117.3769581944.

The spelling of 1395080069 in words is "one billion, three hundred ninety-five million, eighty thousand, sixty-nine".