2103667 has 2 divisors, whose sum is σ = 2103668. Its totient is φ = 2103666.

The previous prime is 2103653. The next prime is 2103671. The reversal of 2103667 is 7663012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103667 is a prime.

2103667 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2103617) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051833 + 1051834.

It is an arithmetic number, because the mean of its divisors is an integer number (1051834).

2^2103667 is an apocalyptic number.

2103667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103667 is an equidigital number, since it uses as much as digits as its factorization.

2103667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2103667 is about 1450.4023579683. The cubic root of 2103667 is about 128.1324109931.

Adding to 2103667 its reverse (7663012), we get a palindrome (9766679).

The spelling of 2103667 in words is "two million, one hundred three thousand, six hundred sixty-seven".