2271377 has 2 divisors, whose sum is σ = 2271378. Its totient is φ = 2271376.

The previous prime is 2271349. The next prime is 2271383. The reversal of 2271377 is 7731722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1860496 + 410881 = 1364^2 + 641^2 .

It is a cyclic number.

It is not a de Polignac number, because 2271377 - 2¹² = 2267281 is a prime.

It is a super-2 number, since 2×2271377² = 10318306952258, which contains 22 as substring.

It is a Chen prime.

It is equal to p₁₆₇₅₇₃ and since 2271377 and 167573 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2271307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135688 + 1135689.

It is an arithmetic number, because the mean of its divisors is an integer number (1135689).

2^2271377 is an apocalyptic number.

It is an amenable number.

2271377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2271377 is an equidigital number, since it uses as much as digits as its factorization.

2271377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4116, while the sum is 29.

The square root of 2271377 is about 1507.1088215520. The cubic root of 2271377 is about 131.4507518938.

The spelling of 2271377 in words is "two million, two hundred seventy-one thousand, three hundred seventy-seven".