3640450003 has 2 divisors, whose sum is σ = 3640450004. Its totient is φ = 3640450002.

The previous prime is 3640449977. The next prime is 3640450013. The reversal of 3640450003 is 3000540463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3640450003 - 2⁵ = 3640449971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3640450003.

It is not a weakly prime, because it can be changed into another prime (3640450013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820225001 + 1820225002.

It is an arithmetic number, because the mean of its divisors is an integer number (1820225002).

Almost surely, 2^3640450003 is an apocalyptic number.

3640450003 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640450003 is an equidigital number, since it uses as much as digits as its factorization.

3640450003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3640450003 is about 60336.1417642859. The cubic root of 3640450003 is about 1538.3377244327.

Adding to 3640450003 its reverse (3000540463), we get a palindrome (6640990466).

The spelling of 3640450003 in words is "three billion, six hundred forty million, four hundred fifty thousand, three".