671126103 has 6 divisors (see below), whose sum is σ = 969404384. Its totient is φ = 447417396.

The previous prime is 671126083. The next prime is 671126117. The reversal of 671126103 is 301621176.

It is a de Polignac number, because none of the positive numbers 2^k-671126103 is a prime.

It is a super-2 number, since 2×671126103² = 900820492255933218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671126123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37284775 + ... + 37284792.

Almost surely, 2^671126103 is an apocalyptic number.

671126103 is a deficient number, since it is larger than the sum of its proper divisors (298278281).

671126103 is a wasteful number, since it uses less digits than its factorization.

671126103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74569573 (or 74569570 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 671126103 is about 25906.1016557876. The cubic root of 671126103 is about 875.5239759066.

Adding to 671126103 its reverse (301621176), we get a palindrome (972747279).

The spelling of 671126103 in words is "six hundred seventy-one million, one hundred twenty-six thousand, one hundred three".