272105803 has 2 divisors, whose sum is σ = 272105804. Its totient is φ = 272105802.

The previous prime is 272105777. The next prime is 272105819. The reversal of 272105803 is 308501272.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272105803 is a prime.

It is not a weakly prime, because it can be changed into another prime (272105833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136052901 + 136052902.

It is an arithmetic number, because the mean of its divisors is an integer number (136052902).

Almost surely, 2^272105803 is an apocalyptic number.

272105803 is a deficient number, since it is larger than the sum of its proper divisors (1).

272105803 is an equidigital number, since it uses as much as digits as its factorization.

272105803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 272105803 is about 16495.6298151965. The cubic root of 272105803 is about 648.0063593277.

The spelling of 272105803 in words is "two hundred seventy-two million, one hundred five thousand, eight hundred three".