1356425 has 24 divisors (see below), whose sum is σ = 2011776. Its totient is φ = 887040.

The previous prime is 1356409. The next prime is 1356427. The reversal of 1356425 is 5246531.

It is not a de Polignac number, because 1356425 - 2⁴ = 1356409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1356394 and 1356403.

It is not an unprimeable number, because it can be changed into a prime (1356427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3857 + ... + 4193.

It is an arithmetic number, because the mean of its divisors is an integer number (83824).

2^1356425 is an apocalyptic number.

It is an amenable number.

1356425 is a deficient number, since it is larger than the sum of its proper divisors (655351).

1356425 is a wasteful number, since it uses less digits than its factorization.

1356425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377 (or 372 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 1356425 is about 1164.6566017501. The cubic root of 1356425 is about 110.6960001514.

The spelling of 1356425 in words is "one million, three hundred fifty-six thousand, four hundred twenty-five".