274261297 has 2 divisors, whose sum is σ = 274261298. Its totient is φ = 274261296.

The previous prime is 274261277. The next prime is 274261313. The reversal of 274261297 is 792162472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144096016 + 130165281 = 12004^2 + 11409^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274261297 is a prime.

It is not a weakly prime, because it can be changed into another prime (274261237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137130648 + 137130649.

It is an arithmetic number, because the mean of its divisors is an integer number (137130649).

Almost surely, 2^274261297 is an apocalyptic number.

It is an amenable number.

274261297 is a deficient number, since it is larger than the sum of its proper divisors (1).

274261297 is an equidigital number, since it uses as much as digits as its factorization.

274261297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The square root of 274261297 is about 16560.8362409632. The cubic root of 274261297 is about 649.7129280659.

The spelling of 274261297 in words is "two hundred seventy-four million, two hundred sixty-one thousand, two hundred ninety-seven".