1356455 has 8 divisors (see below), whose sum is σ = 1651104. Its totient is φ = 1069600.

The previous prime is 1356451. The next prime is 1356461. The reversal of 1356455 is 5546531.

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

It is not a de Polignac number, because 1356455 - 2² = 1356451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1556 + ... + 2265.

It is an arithmetic number, because the mean of its divisors is an integer number (206388).

2^1356455 is an apocalyptic number.

1356455 is a deficient number, since it is larger than the sum of its proper divisors (294649).

1356455 is an equidigital number, since it uses as much as digits as its factorization.

1356455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897.

The product of its digits is 9000, while the sum is 29.

The square root of 1356455 is about 1164.6694810117. The cubic root of 1356455 is about 110.6968162318.

The spelling of 1356455 in words is "one million, three hundred fifty-six thousand, four hundred fifty-five".