1955103 has 8 divisors (see below), whose sum is σ = 2618928. Its totient is φ = 1297344.

The previous prime is 1955099. The next prime is 1955113. The reversal of 1955103 is 3015591.

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

It is not a de Polignac number, because 1955103 - 2² = 1955099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700 + ... + 2097.

It is an arithmetic number, because the mean of its divisors is an integer number (327366).

2^1955103 is an apocalyptic number.

1955103 is a deficient number, since it is larger than the sum of its proper divisors (663825).

1955103 is a wasteful number, since it uses less digits than its factorization.

1955103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033.

The product of its (nonzero) digits is 675, while the sum is 24.

The square root of 1955103 is about 1398.2499776506. The cubic root of 1955103 is about 125.0421830964.

The spelling of 1955103 in words is "one million, nine hundred fifty-five thousand, one hundred three".