2103345851 has 2 divisors, whose sum is σ = 2103345852. Its totient is φ = 2103345850.

The previous prime is 2103345787. The next prime is 2103345869. The reversal of 2103345851 is 1585433012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2103345851 - 2⁶ = 2103345787 is a prime.

It is not a weakly prime, because it can be changed into another prime (2103345151) 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, 1051672925 + 1051672926.

It is an arithmetic number, because the mean of its divisors is an integer number (1051672926).

Almost surely, 2^2103345851 is an apocalyptic number.

2103345851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103345851 is an equidigital number, since it uses as much as digits as its factorization.

2103345851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 2103345851 is about 45862.2486474442. The cubic root of 2103345851 is about 1281.2589036510.

Adding to 2103345851 its reverse (1585433012), we get a palindrome (3688778863).

The spelling of 2103345851 in words is "two billion, one hundred three million, three hundred forty-five thousand, eight hundred fifty-one".