1008417491 has 2 divisors, whose sum is σ = 1008417492. Its totient is φ = 1008417490.

The previous prime is 1008417479. The next prime is 1008417503. The reversal of 1008417491 is 1947148001.

It is a balanced prime because it is at equal distance from previous prime (1008417479) and next prime (1008417503).

It is a cyclic number.

It is not a de Polignac number, because 1008417491 - 2¹⁰ = 1008416467 is a prime.

It is not a weakly prime, because it can be changed into another prime (1008417461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504208745 + 504208746.

It is an arithmetic number, because the mean of its divisors is an integer number (504208746).

Almost surely, 2^1008417491 is an apocalyptic number.

1008417491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1008417491 is an equidigital number, since it uses as much as digits as its factorization.

1008417491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 1008417491 is about 31755.5899173673. The cubic root of 1008417491 is about 1002.7979942598.

The spelling of 1008417491 in words is "one billion, eight million, four hundred seventeen thousand, four hundred ninety-one".