1395567 has 12 divisors (see below), whose sum is σ = 2085720. Its totient is φ = 898128.

The previous prime is 1395557. The next prime is 1395577. The reversal of 1395567 is 7655931.

It is a happy number.

1395567 is a `hidden beast` number, since 1 + 3 + 95 + 567 = 666.

It is an interprime number because it is at equal distance from previous prime (1395557) and next prime (1395577).

It is not a de Polignac number, because 1395567 - 2⁴ = 1395551 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2413 + ... + 2934.

It is an arithmetic number, because the mean of its divisors is an integer number (173810).

2^1395567 is an apocalyptic number.

1395567 is a deficient number, since it is larger than the sum of its proper divisors (690153).

1395567 is a wasteful number, since it uses less digits than its factorization.

1395567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5382 (or 5379 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 1395567 is about 1181.3411869566. The cubic root of 1395567 is about 111.7506944088.

The spelling of 1395567 in words is "one million, three hundred ninety-five thousand, five hundred sixty-seven".