1004001259 has 2 divisors, whose sum is σ = 1004001260. Its totient is φ = 1004001258.

The previous prime is 1004001239. The next prime is 1004001277. The reversal of 1004001259 is 9521004001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004001259 - 2¹¹ = 1003999211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004001209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502000629 + 502000630.

It is an arithmetic number, because the mean of its divisors is an integer number (502000630).

Almost surely, 2^1004001259 is an apocalyptic number.

1004001259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004001259 is an equidigital number, since it uses as much as digits as its factorization.

1004001259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1004001259 is about 31685.9789023473. The cubic root of 1004001259 is about 1001.3319780468.

The spelling of 1004001259 in words is "one billion, four million, one thousand, two hundred fifty-nine".