12903277 has 2 divisors, whose sum is σ = 12903278. Its totient is φ = 12903276.

The previous prime is 12903259. The next prime is 12903281. The reversal of 12903277 is 77230921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6895876 + 6007401 = 2626^2 + 2451^2 .

It is a cyclic number.

It is not a de Polignac number, because 12903277 - 2²³ = 4514669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12903227) 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, 6451638 + 6451639.

It is an arithmetic number, because the mean of its divisors is an integer number (6451639).

Almost surely, 2^12903277 is an apocalyptic number.

It is an amenable number.

12903277 is a deficient number, since it is larger than the sum of its proper divisors (1).

12903277 is an equidigital number, since it uses as much as digits as its factorization.

12903277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 12903277 is about 3592.1131663688. The cubic root of 12903277 is about 234.5488674199.

The spelling of 12903277 in words is "twelve million, nine hundred three thousand, two hundred seventy-seven".