274201397 has 2 divisors, whose sum is σ = 274201398. Its totient is φ = 274201396.

The previous prime is 274201391. The next prime is 274201427. The reversal of 274201397 is 793102472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267845956 + 6355441 = 16366^2 + 2521^2 .

It is a cyclic number.

It is not a de Polignac number, because 274201397 - 2¹⁰ = 274200373 is a prime.

It is a super-2 number, since 2×274201397² = 150372812233503218, which contains 22 as substring.

It is equal to p_14927642 and since 274201397 and 14927642 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274201391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137100698 + 137100699.

It is an arithmetic number, because the mean of its divisors is an integer number (137100699).

Almost surely, 2^274201397 is an apocalyptic number.

It is an amenable number.

274201397 is a deficient number, since it is larger than the sum of its proper divisors (1).

274201397 is an equidigital number, since it uses as much as digits as its factorization.

274201397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 274201397 is about 16559.0276586519. The cubic root of 274201397 is about 649.6656244684.

The spelling of 274201397 in words is "two hundred seventy-four million, two hundred one thousand, three hundred ninety-seven".