2103435287 has 2 divisors, whose sum is σ = 2103435288. Its totient is φ = 2103435286.

The previous prime is 2103435283. The next prime is 2103435329. The reversal of 2103435287 is 7825343012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2103435287 - 2² = 2103435283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103435283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051717643 + 1051717644.

It is an arithmetic number, because the mean of its divisors is an integer number (1051717644).

Almost surely, 2^2103435287 is an apocalyptic number.

2103435287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103435287 is an equidigital number, since it uses as much as digits as its factorization.

2103435287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2103435287 is about 45863.2236873947. The cubic root of 2103435287 is about 1281.2770634553.

Adding to 2103435287 its reverse (7825343012), we get a palindrome (9928778299).

The spelling of 2103435287 in words is "two billion, one hundred three million, four hundred thirty-five thousand, two hundred eighty-seven".