1226377 has 2 divisors, whose sum is σ = 1226378. Its totient is φ = 1226376.

The previous prime is 1226353. The next prime is 1226387. The reversal of 1226377 is 7736221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 891136 + 335241 = 944^2 + 579^2 .

It is a cyclic number.

It is not a de Polignac number, because 1226377 - 2¹¹ = 1224329 is a prime.

It is a super-2 number, since 2×1226377² = 3008001092258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1226347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613188 + 613189.

It is an arithmetic number, because the mean of its divisors is an integer number (613189).

2^1226377 is an apocalyptic number.

It is an amenable number.

1226377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226377 is an equidigital number, since it uses as much as digits as its factorization.

1226377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 28.

The square root of 1226377 is about 1107.4190715353. The cubic root of 1226377 is about 107.0388248195.

The spelling of 1226377 in words is "one million, two hundred twenty-six thousand, three hundred seventy-seven".