538480343 has 2 divisors, whose sum is σ = 538480344. Its totient is φ = 538480342.

The previous prime is 538480337. The next prime is 538480403. The reversal of 538480343 is 343084835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 538480343 - 2⁶ = 538480279 is a prime.

It is a super-2 number, since 2×538480343² = 579922159594795298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 538480297 and 538480306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538480333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269240171 + 269240172.

It is an arithmetic number, because the mean of its divisors is an integer number (269240172).

Almost surely, 2^538480343 is an apocalyptic number.

538480343 is a deficient number, since it is larger than the sum of its proper divisors (1).

538480343 is an equidigital number, since it uses as much as digits as its factorization.

538480343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 538480343 is about 23205.1792279224. The cubic root of 538480343 is about 813.5606814091.

The spelling of 538480343 in words is "five hundred thirty-eight million, four hundred eighty thousand, three hundred forty-three".