340471603 has 2 divisors, whose sum is σ = 340471604. Its totient is φ = 340471602.

The previous prime is 340471601. The next prime is 340471609. The reversal of 340471603 is 306174043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340471603 - 2¹ = 340471601 is a prime.

It is a super-3 number, since 3×340471603³ (a number of 27 digits) contains 333 as substring.

Together with 340471601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (340471601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170235801 + 170235802.

It is an arithmetic number, because the mean of its divisors is an integer number (170235802).

Almost surely, 2^340471603 is an apocalyptic number.

340471603 is a deficient number, since it is larger than the sum of its proper divisors (1).

340471603 is an equidigital number, since it uses as much as digits as its factorization.

340471603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 340471603 is about 18451.8726149949. The cubic root of 340471603 is about 698.2757583720.

The spelling of 340471603 in words is "three hundred forty million, four hundred seventy-one thousand, six hundred three".