1395260123 has 2 divisors, whose sum is σ = 1395260124. Its totient is φ = 1395260122.

The previous prime is 1395260089. The next prime is 1395260147. The reversal of 1395260123 is 3210625931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1395260123 - 2²⁴ = 1378482907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1395260123.

It is not a weakly prime, because it can be changed into another prime (1395260323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697630061 + 697630062.

It is an arithmetic number, because the mean of its divisors is an integer number (697630062).

Almost surely, 2^1395260123 is an apocalyptic number.

1395260123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1395260123 is an equidigital number, since it uses as much as digits as its factorization.

1395260123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1395260123 is about 37353.1808953401. The cubic root of 1395260123 is about 1117.4250270091.

The spelling of 1395260123 in words is "one billion, three hundred ninety-five million, two hundred sixty thousand, one hundred twenty-three".