406780603 has 2 divisors, whose sum is σ = 406780604. Its totient is φ = 406780602.

The previous prime is 406780547. The next prime is 406780637. The reversal of 406780603 is 306087604.

It is an a-pointer prime, because the next prime (406780637) can be obtained adding 406780603 to its sum of digits (34).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406780603 - 2¹⁷ = 406649531 is a prime.

It is not a weakly prime, because it can be changed into another prime (406780643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203390301 + 203390302.

It is an arithmetic number, because the mean of its divisors is an integer number (203390302).

Almost surely, 2^406780603 is an apocalyptic number.

406780603 is a deficient number, since it is larger than the sum of its proper divisors (1).

406780603 is an equidigital number, since it uses as much as digits as its factorization.

406780603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 406780603 is about 20168.8027160761. The cubic root of 406780603 is about 740.9463197564.

The spelling of 406780603 in words is "four hundred six million, seven hundred eighty thousand, six hundred three".