27100730903 has 2 divisors, whose sum is σ = 27100730904. Its totient is φ = 27100730902.

The previous prime is 27100730861. The next prime is 27100730929. The reversal of 27100730903 is 30903700172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27100730903 - 2⁸ = 27100730647 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27100730903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27100730803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13550365451 + 13550365452.

It is an arithmetic number, because the mean of its divisors is an integer number (13550365452).

Almost surely, 2^27100730903 is an apocalyptic number.

27100730903 is a deficient number, since it is larger than the sum of its proper divisors (1).

27100730903 is an equidigital number, since it uses as much as digits as its factorization.

27100730903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 32.

The spelling of 27100730903 in words is "twenty-seven billion, one hundred million, seven hundred thirty thousand, nine hundred three".