2631103 has 2 divisors, whose sum is σ = 2631104. Its totient is φ = 2631102.

The previous prime is 2631091. The next prime is 2631133. The reversal of 2631103 is 3011362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2631103 - 2⁵ = 2631071 is a prime.

2631103 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2631133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315551 + 1315552.

It is an arithmetic number, because the mean of its divisors is an integer number (1315552).

2^2631103 is an apocalyptic number.

2631103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2631103 is an equidigital number, since it uses as much as digits as its factorization.

2631103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2631103 is about 1622.0675078430. The cubic root of 2631103 is about 138.0530321976.

Adding to 2631103 its reverse (3011362), we get a palindrome (5642465).

The spelling of 2631103 in words is "two million, six hundred thirty-one thousand, one hundred three".