274123 has 2 divisors, whose sum is σ = 274124. Its totient is φ = 274122.

The previous prime is 274121. The next prime is 274139. The reversal of 274123 is 321472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274123 - 2¹ = 274121 is a prime.

Together with 274121, it forms a pair of twin primes.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 274123.

It is not a weakly prime, because it can be changed into another prime (274121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137061 + 137062.

It is an arithmetic number, because the mean of its divisors is an integer number (137062).

2²⁷⁴¹²³ is an apocalyptic number.

274123 is a deficient number, since it is larger than the sum of its proper divisors (1).

274123 is an equidigital number, since it uses as much as digits as its factorization.

274123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336, while the sum is 19.

The square root of 274123 is about 523.5675696603. The cubic root of 274123 is about 64.9603703205.

Adding to 274123 its reverse (321472), we get a palindrome (595595).

The spelling of 274123 in words is "two hundred seventy-four thousand, one hundred twenty-three", and thus it is an iban number.