1004140297 has 2 divisors, whose sum is σ = 1004140298. Its totient is φ = 1004140296.

The previous prime is 1004140273. The next prime is 1004140327. The reversal of 1004140297 is 7920414001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 508231936 + 495908361 = 22544^2 + 22269^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004140297 - 2⁷ = 1004140169 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004140997) 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, 502070148 + 502070149.

It is an arithmetic number, because the mean of its divisors is an integer number (502070149).

Almost surely, 2^1004140297 is an apocalyptic number.

It is an amenable number.

1004140297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004140297 is an equidigital number, since it uses as much as digits as its factorization.

1004140297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1004140297 is about 31688.1728252040. The cubic root of 1004140297 is about 1001.3781986958.

Adding to 1004140297 its reverse (7920414001), we get a palindrome (8924554298).

The spelling of 1004140297 in words is "one billion, four million, one hundred forty thousand, two hundred ninety-seven".