10305240403 has 4 divisors (see below), whose sum is σ = 10319300128. Its totient is φ = 10291180680.

The previous prime is 10305240389. The next prime is 10305240427. The reversal of 10305240403 is 30404250301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30404250301 = 151 ⋅201352651.

It is a cyclic number.

It is not a de Polignac number, because 10305240403 - 2⁵ = 10305240371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10305240433) 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, 7028763 + ... + 7030228.

It is an arithmetic number, because the mean of its divisors is an integer number (2579825032).

Almost surely, 2^10305240403 is an apocalyptic number.

10305240403 is a deficient number, since it is larger than the sum of its proper divisors (14059725).

10305240403 is an equidigital number, since it uses as much as digits as its factorization.

10305240403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14059724.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 10305240403 its reverse (30404250301), we get a palindrome (40709490704).

The spelling of 10305240403 in words is "ten billion, three hundred five million, two hundred forty thousand, four hundred three".