1955453 has 4 divisors (see below), whose sum is σ = 1959420. Its totient is φ = 1951488.

The previous prime is 1955417. The next prime is 1955467. The reversal of 1955453 is 3545591.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1923769 + 31684 = 1387^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 1955453 - 2⁶ = 1955389 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 (1957453) 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, 1118 + ... + 2271.

It is an arithmetic number, because the mean of its divisors is an integer number (489855).

2^1955453 is an apocalyptic number.

It is an amenable number.

1955453 is a deficient number, since it is larger than the sum of its proper divisors (3967).

1955453 is an equidigital number, since it uses as much as digits as its factorization.

1955453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3966.

The product of its digits is 13500, while the sum is 32.

The square root of 1955453 is about 1398.3751284974. The cubic root of 1955453 is about 125.0496442810.

The spelling of 1955453 in words is "one million, nine hundred fifty-five thousand, four hundred fifty-three".