274087147 has 2 divisors, whose sum is σ = 274087148. Its totient is φ = 274087146.

The previous prime is 274087133. The next prime is 274087169. The reversal of 274087147 is 741780472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274087147 - 2²³ = 265698539 is a prime.

It is not a weakly prime, because it can be changed into another prime (274082147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137043573 + 137043574.

It is an arithmetic number, because the mean of its divisors is an integer number (137043574).

Almost surely, 2^274087147 is an apocalyptic number.

274087147 is a deficient number, since it is larger than the sum of its proper divisors (1).

274087147 is an equidigital number, since it uses as much as digits as its factorization.

274087147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87808, while the sum is 40.

The square root of 274087147 is about 16555.5775193739. The cubic root of 274087147 is about 649.5753810565.

The spelling of 274087147 in words is "two hundred seventy-four million, eighty-seven thousand, one hundred forty-seven".