1121377 has 2 divisors, whose sum is σ = 1121378. Its totient is φ = 1121376.

The previous prime is 1121369. The next prime is 1121383. The reversal of 1121377 is 7731211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1115136 + 6241 = 1056^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121377 - 2³ = 1121369 is a prime.

It is a super-2 number, since 2×1121377² = 2514972752258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560688 + 560689.

It is an arithmetic number, because the mean of its divisors is an integer number (560689).

2^1121377 is an apocalyptic number.

It is an amenable number.

1121377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121377 is an equidigital number, since it uses as much as digits as its factorization.

1121377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294, while the sum is 22.

The square root of 1121377 is about 1058.9508959343. The cubic root of 1121377 is about 103.8924245140.

Adding to 1121377 its reverse (7731211), we get a palindrome (8852588).

The spelling of 1121377 in words is "one million, one hundred twenty-one thousand, three hundred seventy-seven".