672402103 has 2 divisors, whose sum is σ = 672402104. Its totient is φ = 672402102.

The previous prime is 672402047. The next prime is 672402109. The reversal of 672402103 is 301204276.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 672402103 - 2⁹ = 672401591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672402109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336201051 + 336201052.

It is an arithmetic number, because the mean of its divisors is an integer number (336201052).

Almost surely, 2^672402103 is an apocalyptic number.

672402103 is a deficient number, since it is larger than the sum of its proper divisors (1).

672402103 is an equidigital number, since it uses as much as digits as its factorization.

672402103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 672402103 is about 25930.7173637753. The cubic root of 672402103 is about 876.0784972887.

Adding to 672402103 its reverse (301204276), we get a palindrome (973606379).

The spelling of 672402103 in words is "six hundred seventy-two million, four hundred two thousand, one hundred three".