672431103 has 6 divisors (see below), whose sum is σ = 971289384. Its totient is φ = 448287396.

The previous prime is 672431099. The next prime is 672431117. The reversal of 672431103 is 301134276.

It is not a de Polignac number, because 672431103 - 2² = 672431099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672431183) 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, 37357275 + ... + 37357292.

It is an arithmetic number, because the mean of its divisors is an integer number (161881564).

Almost surely, 2^672431103 is an apocalyptic number.

672431103 is a deficient number, since it is larger than the sum of its proper divisors (298858281).

672431103 is a wasteful number, since it uses less digits than its factorization.

672431103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74714573 (or 74714570 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 672431103 is about 25931.2765401166. The cubic root of 672431103 is about 876.0910918910.

Adding to 672431103 its reverse (301134276), we get a palindrome (973565379).

The spelling of 672431103 in words is "six hundred seventy-two million, four hundred thirty-one thousand, one hundred three".