1409455 has 8 divisors (see below), whose sum is σ = 1708704. Its totient is φ = 1116000.

The previous prime is 1409407. The next prime is 1409459. The reversal of 1409455 is 5549041.

1409455 = T₁₁₄ + T₁₁₅ + ... + T₂₁₄.

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

It is not a de Polignac number, because 1409455 - 2⁷ = 1409327 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 (1409459) 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, 891 + ... + 1900.

It is an arithmetic number, because the mean of its divisors is an integer number (213588).

2^1409455 is an apocalyptic number.

1409455 is a deficient number, since it is larger than the sum of its proper divisors (299249).

1409455 is a wasteful number, since it uses less digits than its factorization.

1409455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1409455 is about 1187.2047001255. The cubic root of 1409455 is about 112.1201675792.

The spelling of 1409455 in words is "one million, four hundred nine thousand, four hundred fifty-five".