912472903 has 2 divisors, whose sum is σ = 912472904. Its totient is φ = 912472902.

The previous prime is 912472861. The next prime is 912472921. The reversal of 912472903 is 309274219.

It is a strong prime.

It is an emirp because it is prime and its reverse (309274219) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 912472903 - 2⁹ = 912472391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (912472973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456236451 + 456236452.

It is an arithmetic number, because the mean of its divisors is an integer number (456236452).

Almost surely, 2^912472903 is an apocalyptic number.

912472903 is a deficient number, since it is larger than the sum of its proper divisors (1).

912472903 is an equidigital number, since it uses as much as digits as its factorization.

912472903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 912472903 is about 30207.1664179214. The cubic root of 912472903 is about 969.9291063078.

The spelling of 912472903 in words is "nine hundred twelve million, four hundred seventy-two thousand, nine hundred three".