10340031009 has 64 divisors (see below), whose sum is σ = 17679974400. Its totient is φ = 5328408960.

The previous prime is 10340030993. The next prime is 10340031011. The reversal of 10340031009 is 90013004301.

10340031009 = 350² + 351² + ... + 3143².

It is not a de Polignac number, because 10340031009 - 2⁴ = 10340030993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10340031019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1433917 + ... + 1441109.

It is an arithmetic number, because the mean of its divisors is an integer number (276249600).

Almost surely, 2^10340031009 is an apocalyptic number.

It is an amenable number.

10340031009 is a deficient number, since it is larger than the sum of its proper divisors (7339943391).

10340031009 is a wasteful number, since it uses less digits than its factorization.

10340031009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7355 (or 7341 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The spelling of 10340031009 in words is "ten billion, three hundred forty million, thirty-one thousand, nine".