272912947 has 2 divisors, whose sum is σ = 272912948. Its totient is φ = 272912946.

The previous prime is 272912929. The next prime is 272912977. The reversal of 272912947 is 749219272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 272912947 - 2¹⁹ = 272388659 is a prime.

It is not a weakly prime, because it can be changed into another prime (272912977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136456473 + 136456474.

It is an arithmetic number, because the mean of its divisors is an integer number (136456474).

Almost surely, 2^272912947 is an apocalyptic number.

272912947 is a deficient number, since it is larger than the sum of its proper divisors (1).

272912947 is an equidigital number, since it uses as much as digits as its factorization.

272912947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 43.

The square root of 272912947 is about 16520.0770881979. The cubic root of 272912947 is about 648.6464511999.

The spelling of 272912947 in words is "two hundred seventy-two million, nine hundred twelve thousand, nine hundred forty-seven".