20514103 has 2 divisors, whose sum is σ = 20514104. Its totient is φ = 20514102.

The previous prime is 20514089. The next prime is 20514149. The reversal of 20514103 is 30141502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20514103 - 2⁵ = 20514071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20514173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10257051 + 10257052.

It is an arithmetic number, because the mean of its divisors is an integer number (10257052).

Almost surely, 2^20514103 is an apocalyptic number.

20514103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20514103 is an equidigital number, since it uses as much as digits as its factorization.

20514103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 20514103 is about 4529.2497171165. The cubic root of 20514103 is about 273.7479300386.

Adding to 20514103 its reverse (30141502), we get a palindrome (50655605).

It can be divided in two parts, 2051 and 4103, that multiplied together give a triangular number (8415253 = T₄₁₀₂).

The spelling of 20514103 in words is "twenty million, five hundred fourteen thousand, one hundred three".