1395740119 has 4 divisors (see below), whose sum is σ = 1456424496. Its totient is φ = 1335055744.

The previous prime is 1395740113. The next prime is 1395740141. The reversal of 1395740119 is 9110475931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9110475931 = 28219 ⋅322849.

It is a cyclic number.

It is not a de Polignac number, because 1395740119 - 2³ = 1395740111 is a prime.

It is a super-2 number, since 2×1395740119² = 3896180959572268322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395740111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30342154 + ... + 30342199.

It is an arithmetic number, because the mean of its divisors is an integer number (364106124).

Almost surely, 2^1395740119 is an apocalyptic number.

1395740119 is a deficient number, since it is larger than the sum of its proper divisors (60684377).

1395740119 is an equidigital number, since it uses as much as digits as its factorization.

1395740119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60684376.

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 1395740119 is about 37359.6054449187. The cubic root of 1395740119 is about 1117.5531508001.

The spelling of 1395740119 in words is "one billion, three hundred ninety-five million, seven hundred forty thousand, one hundred nineteen".