1009274247 has 12 divisors (see below), whose sum is σ = 1521225264. Its totient is φ = 643595040.

The previous prime is 1009274221. The next prime is 1009274311. The reversal of 1009274247 is 7424729001.

It is not a de Polignac number, because 1009274247 - 2¹⁵ = 1009241479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009272247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2437654 + ... + 2438067.

It is an arithmetic number, because the mean of its divisors is an integer number (126768772).

Almost surely, 2^1009274247 is an apocalyptic number.

1009274247 is a deficient number, since it is larger than the sum of its proper divisors (511951017).

1009274247 is a wasteful number, since it uses less digits than its factorization.

1009274247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4875750 (or 4875747 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 1009274247 is about 31769.0768987706. The cubic root of 1009274247 is about 1003.0819077538.

The spelling of 1009274247 in words is "one billion, nine million, two hundred seventy-four thousand, two hundred forty-seven".