27133256903 has 2 divisors, whose sum is σ = 27133256904. Its totient is φ = 27133256902.

The previous prime is 27133256797. The next prime is 27133256947. The reversal of 27133256903 is 30965233172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27133256903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27133256303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13566628451 + 13566628452.

It is an arithmetic number, because the mean of its divisors is an integer number (13566628452).

Almost surely, 2^27133256903 is an apocalyptic number.

27133256903 is a deficient number, since it is larger than the sum of its proper divisors (1).

27133256903 is an equidigital number, since it uses as much as digits as its factorization.

27133256903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 41.

The spelling of 27133256903 in words is "twenty-seven billion, one hundred thirty-three million, two hundred fifty-six thousand, nine hundred three".