10240533503 has 4 divisors (see below), whose sum is σ = 10241965560. Its totient is φ = 10239101448.

The previous prime is 10240533497. The next prime is 10240533509. The reversal of 10240533503 is 30533504201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30533504201 = 1049 ⋅29107249.

It is an interprime number because it is at equal distance from previous prime (10240533497) and next prime (10240533509).

It is a cyclic number.

It is not a de Polignac number, because 10240533503 - 2⁶ = 10240533439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10240533509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705248 + ... + 719621.

It is an arithmetic number, because the mean of its divisors is an integer number (2560491390).

Almost surely, 2^10240533503 is an apocalyptic number.

10240533503 is a deficient number, since it is larger than the sum of its proper divisors (1432057).

10240533503 is an equidigital number, since it uses as much as digits as its factorization.

10240533503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432056.

The product of its (nonzero) digits is 5400, while the sum is 26.

The spelling of 10240533503 in words is "ten billion, two hundred forty million, five hundred thirty-three thousand, five hundred three".