273147155 has 16 divisors (see below), whose sum is σ = 331444224. Its totient is φ = 216084960.

The previous prime is 273147101. The next prime is 273147163. The reversal of 273147155 is 551741372.

It is not a de Polignac number, because 273147155 - 2¹⁰ = 273146131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 280820 + ... + 281790.

It is an arithmetic number, because the mean of its divisors is an integer number (20715264).

Almost surely, 2^273147155 is an apocalyptic number.

273147155 is a deficient number, since it is larger than the sum of its proper divisors (58297069).

273147155 is a wasteful number, since it uses less digits than its factorization.

273147155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546.

The product of its digits is 29400, while the sum is 35.

The square root of 273147155 is about 16527.1641548089. The cubic root of 273147155 is about 648.8319496073.

The spelling of 273147155 in words is "two hundred seventy-three million, one hundred forty-seven thousand, one hundred fifty-five".