1612103 has 4 divisors (see below), whose sum is σ = 1615128. Its totient is φ = 1609080.

The previous prime is 1612073. The next prime is 1612111. The reversal of 1612103 is 3012161.

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

It is a cyclic number.

It is not a de Polignac number, because 1612103 - 2¹⁰ = 1611079 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612123) 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, 476 + ... + 1857.

It is an arithmetic number, because the mean of its divisors is an integer number (403782).

2^1612103 is an apocalyptic number.

1612103 is a deficient number, since it is larger than the sum of its proper divisors (3025).

1612103 is an equidigital number, since it uses as much as digits as its factorization.

1612103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3024.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1612103 is about 1269.6861817000. The cubic root of 1612103 is about 117.2548805863.

Adding to 1612103 its reverse (3012161), we get a palindrome (4624264).

The spelling of 1612103 in words is "one million, six hundred twelve thousand, one hundred three".