1395273353 has 2 divisors, whose sum is σ = 1395273354. Its totient is φ = 1395273352.

The previous prime is 1395273343. The next prime is 1395273437. The reversal of 1395273353 is 3533725931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783552064 + 611721289 = 27992^2 + 24733^2 .

It is a cyclic number.

It is not a de Polignac number, because 1395273353 - 2⁶ = 1395273289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1395273353.

It is not a weakly prime, because it can be changed into another prime (1395273323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697636676 + 697636677.

It is an arithmetic number, because the mean of its divisors is an integer number (697636677).

Almost surely, 2^1395273353 is an apocalyptic number.

It is an amenable number.

1395273353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1395273353 is an equidigital number, since it uses as much as digits as its factorization.

1395273353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 41.

The square root of 1395273353 is about 37353.3579882720. The cubic root of 1395273353 is about 1117.4285588443.

The spelling of 1395273353 in words is "one billion, three hundred ninety-five million, two hundred seventy-three thousand, three hundred fifty-three".