1325378 has 4 divisors (see below), whose sum is σ = 1988070. Its totient is φ = 662688.

The previous prime is 1325351. The next prime is 1325399. The reversal of 1325378 is 8735231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8735231 = 19 ⋅459749.

It can be written as a sum of positive squares in only one way, i.e., 1026169 + 299209 = 1013^2 + 547^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1325378.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331343 + ... + 331346.

2^1325378 is an apocalyptic number.

1325378 is a deficient number, since it is larger than the sum of its proper divisors (662692).

1325378 is an equidigital number, since it uses as much as digits as its factorization.

1325378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662691.

The product of its digits is 5040, while the sum is 29.

The square root of 1325378 is about 1151.2506243212. The cubic root of 1325378 is about 109.8449053939.

It can be divided in two parts, 13253 and 78, that added together give a palindrome (13331).

The spelling of 1325378 in words is "one million, three hundred twenty-five thousand, three hundred seventy-eight".