1345378 has 8 divisors (see below), whose sum is σ = 2036268. Its totient is φ = 666624.

The previous prime is 1345361. The next prime is 1345423. The reversal of 1345378 is 8735431.

It can be written as a sum of positive squares in 2 ways, for example, as 822649 + 522729 = 907^2 + 723^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2751 + ... + 3202.

2^1345378 is an apocalyptic number.

1345378 is a deficient number, since it is larger than the sum of its proper divisors (690890).

1345378 is a wasteful number, since it uses less digits than its factorization.

1345378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068.

The product of its digits is 10080, while the sum is 31.

The square root of 1345378 is about 1159.9043063977. The cubic root of 1345378 is about 110.3946704176.

It can be divided in two parts, 13453 and 78, that added together give a palindrome (13531).

The spelling of 1345378 in words is "one million, three hundred forty-five thousand, three hundred seventy-eight".