10012403 has 2 divisors, whose sum is σ = 10012404. Its totient is φ = 10012402.

The previous prime is 10012399. The next prime is 10012417. The reversal of 10012403 is 30421001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10012403 - 2² = 10012399 is a prime.

It is not a weakly prime, because it can be changed into another prime (10012423) 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, 5006201 + 5006202.

It is an arithmetic number, because the mean of its divisors is an integer number (5006202).

Almost surely, 2^10012403 is an apocalyptic number.

10012403 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012403 is an equidigital number, since it uses as much as digits as its factorization.

10012403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 10012403 is about 3164.2381389523. The cubic root of 10012403 is about 215.5325037149.

Adding to 10012403 its reverse (30421001), we get a palindrome (40433404).

The spelling of 10012403 in words is "ten million, twelve thousand, four hundred three".