1345685 has 16 divisors (see below), whose sum is σ = 1805760. Its totient is φ = 954240.

The previous prime is 1345667. The next prime is 1345691. The reversal of 1345685 is 5865431.

It is a happy number.

It is not a de Polignac number, because 1345685 - 2⁶ = 1345621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2081 + ... + 2649.

It is an arithmetic number, because the mean of its divisors is an integer number (112860).

2^1345685 is an apocalyptic number.

It is an amenable number.

1345685 is a deficient number, since it is larger than the sum of its proper divisors (460075).

1345685 is a wasteful number, since it uses less digits than its factorization.

1345685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628.

The product of its digits is 14400, while the sum is 32.

The square root of 1345685 is about 1160.0366373525. The cubic root of 1345685 is about 110.4030667163.

The spelling of 1345685 in words is "one million, three hundred forty-five thousand, six hundred eighty-five".