12763403 has 2 divisors, whose sum is σ = 12763404. Its totient is φ = 12763402.

The previous prime is 12763381. The next prime is 12763453. The reversal of 12763403 is 30436721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12763403 - 2⁶ = 12763339 is a prime.

It is a super-2 number, since 2×12763403² = 325808912280818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12763453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6381701 + 6381702.

It is an arithmetic number, because the mean of its divisors is an integer number (6381702).

Almost surely, 2^12763403 is an apocalyptic number.

12763403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12763403 is an equidigital number, since it uses as much as digits as its factorization.

12763403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 12763403 is about 3572.5905166979. The cubic root of 12763403 is about 233.6982681710.

The spelling of 12763403 in words is "twelve million, seven hundred sixty-three thousand, four hundred three".