272151947 has 2 divisors, whose sum is σ = 272151948. Its totient is φ = 272151946.

The previous prime is 272151931. The next prime is 272151967. The reversal of 272151947 is 749151272.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 272151947 - 2⁴ = 272151931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 272151947.

It is not a weakly prime, because it can be changed into another prime (272151907) 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, 136075973 + 136075974.

It is an arithmetic number, because the mean of its divisors is an integer number (136075974).

Almost surely, 2^272151947 is an apocalyptic number.

272151947 is a deficient number, since it is larger than the sum of its proper divisors (1).

272151947 is an equidigital number, since it uses as much as digits as its factorization.

272151947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 38.

The square root of 272151947 is about 16497.0284293869. The cubic root of 272151947 is about 648.0429871333.

The spelling of 272151947 in words is "two hundred seventy-two million, one hundred fifty-one thousand, nine hundred forty-seven".