10203456803 has 2 divisors, whose sum is σ = 10203456804. Its totient is φ = 10203456802.

The previous prime is 10203456751. The next prime is 10203456827. The reversal of 10203456803 is 30865430201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10203456803 - 2²² = 10199262499 is a prime.

It is a super-2 number, since 2×10203456803² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10203456803.

It is not a weakly prime, because it can be changed into another prime (10203456853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101728401 + 5101728402.

It is an arithmetic number, because the mean of its divisors is an integer number (5101728402).

Almost surely, 2^10203456803 is an apocalyptic number.

10203456803 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203456803 is an equidigital number, since it uses as much as digits as its factorization.

10203456803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 10203456803 in words is "ten billion, two hundred three million, four hundred fifty-six thousand, eight hundred three".