64042003 has 2 divisors, whose sum is σ = 64042004. Its totient is φ = 64042002.

The previous prime is 64041983. The next prime is 64042021. The reversal of 64042003 is 30024046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64042003 - 2¹³ = 64033811 is a prime.

It is not a weakly prime, because it can be changed into another prime (64042403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32021001 + 32021002.

It is an arithmetic number, because the mean of its divisors is an integer number (32021002).

Almost surely, 2^64042003 is an apocalyptic number.

64042003 is a deficient number, since it is larger than the sum of its proper divisors (1).

64042003 is an equidigital number, since it uses as much as digits as its factorization.

64042003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 64042003 is about 8002.6247569157. The cubic root of 64042003 is about 400.0874871136.

Adding to 64042003 its reverse (30024046), we get a palindrome (94066049).

The spelling of 64042003 in words is "sixty-four million, forty-two thousand, three".