2104951 has 2 divisors, whose sum is σ = 2104952. Its totient is φ = 2104950.

The previous prime is 2104933. The next prime is 2104961. The reversal of 2104951 is 1594012.

2104951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052475 + 1052476.

It is an arithmetic number, because the mean of its divisors is an integer number (1052476).

2^2104951 is an apocalyptic number.

2104951 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104951 is an equidigital number, since it uses as much as digits as its factorization.

2104951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 2104951 is about 1450.8449262413. The cubic root of 2104951 is about 128.1584747751.

Adding to 2104951 its reverse (1594012), we get a palindrome (3698963).

It can be divided in two parts, 2 and 104951, that multiplied together give a palindrome (209902).

The spelling of 2104951 in words is "two million, one hundred four thousand, nine hundred fifty-one".