1555341 has 4 divisors (see below), whose sum is σ = 2073792. Its totient is φ = 1036892.

The previous prime is 1555327. The next prime is 1555343. The reversal of 1555341 is 1435551.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1555341 - 2¹⁹ = 1031053 is a prime.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1555343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259221 + ... + 259226.

It is an arithmetic number, because the mean of its divisors is an integer number (518448).

2^1555341 is an apocalyptic number.

It is an amenable number.

1555341 is a deficient number, since it is larger than the sum of its proper divisors (518451).

1555341 is an equidigital number, since it uses as much as digits as its factorization.

1555341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518450.

The product of its digits is 1500, while the sum is 24.

The square root of 1555341 is about 1247.1331123822. The cubic root of 1555341 is about 115.8622274358.

The spelling of 1555341 in words is "one million, five hundred fifty-five thousand, three hundred forty-one".