1009240197 has 8 divisors (see below), whose sum is σ = 1537889856. Its totient is φ = 576708672.

The previous prime is 1009240187. The next prime is 1009240213. The reversal of 1009240197 is 7910429001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1009240197 - 2¹⁰ = 1009239173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009240147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24029508 + ... + 24029549.

It is an arithmetic number, because the mean of its divisors is an integer number (192236232).

Almost surely, 2^1009240197 is an apocalyptic number.

It is an amenable number.

1009240197 is a deficient number, since it is larger than the sum of its proper divisors (528649659).

1009240197 is an equidigital number, since it uses as much as digits as its factorization.

1009240197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48059067.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 1009240197 is about 31768.5409957713. The cubic root of 1009240197 is about 1003.0706272641.

Adding to 1009240197 its reverse (7910429001), we get a palindrome (8919669198).

The spelling of 1009240197 in words is "one billion, nine million, two hundred forty thousand, one hundred ninety-seven".