274671139 has 2 divisors, whose sum is σ = 274671140. Its totient is φ = 274671138.

The previous prime is 274671101. The next prime is 274671211. The reversal of 274671139 is 931176472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274671139 - 2¹¹ = 274669091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (274674139) 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, 137335569 + 137335570.

It is an arithmetic number, because the mean of its divisors is an integer number (137335570).

Almost surely, 2^274671139 is an apocalyptic number.

274671139 is a deficient number, since it is larger than the sum of its proper divisors (1).

274671139 is an equidigital number, since it uses as much as digits as its factorization.

274671139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 40.

The square root of 274671139 is about 16573.2054533817. The cubic root of 274671139 is about 650.0363995395.

The spelling of 274671139 in words is "two hundred seventy-four million, six hundred seventy-one thousand, one hundred thirty-nine".