17485379 has 2 divisors, whose sum is σ = 17485380. Its totient is φ = 17485378.

The previous prime is 17485343. The next prime is 17485387. The reversal of 17485379 is 97358471.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17485379 - 2²⁴ = 708163 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17485309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8742689 + 8742690.

It is an arithmetic number, because the mean of its divisors is an integer number (8742690).

Almost surely, 2^17485379 is an apocalyptic number.

17485379 is a deficient number, since it is larger than the sum of its proper divisors (1).

17485379 is an equidigital number, since it uses as much as digits as its factorization.

17485379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 17485379 is about 4181.5522237561. The cubic root of 17485379 is about 259.5523807028.

The spelling of 17485379 in words is "seventeen million, four hundred eighty-five thousand, three hundred seventy-nine".