272015819 has 2 divisors, whose sum is σ = 272015820. Its totient is φ = 272015818.

The previous prime is 272015803. The next prime is 272015831. The reversal of 272015819 is 918510272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272015819 - 2⁴ = 272015803 is a prime.

It is a super-2 number, since 2×272015819² = 147985211572481522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (272015519) 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, 136007909 + 136007910.

It is an arithmetic number, because the mean of its divisors is an integer number (136007910).

Almost surely, 2^272015819 is an apocalyptic number.

272015819 is a deficient number, since it is larger than the sum of its proper divisors (1).

272015819 is an equidigital number, since it uses as much as digits as its factorization.

272015819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 272015819 is about 16492.9020793795. The cubic root of 272015819 is about 647.9349206539.

The spelling of 272015819 in words is "two hundred seventy-two million, fifteen thousand, eight hundred nineteen".