1121308 has 6 divisors (see below), whose sum is σ = 1962296. Its totient is φ = 560652.

The previous prime is 1121297. The next prime is 1121317. The reversal of 1121308 is 8031211.

It is a junction number, because it is equal to n+sod(n) for n = 1121291 and 1121300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140160 + ... + 140167.

2^1121308 is an apocalyptic number.

It is an amenable number.

1121308 is a deficient number, since it is larger than the sum of its proper divisors (840988).

1121308 is a wasteful number, since it uses less digits than its factorization.

1121308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280331 (or 280329 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1121308 is about 1058.9183160188. The cubic root of 1121308 is about 103.8902935850.

Adding to 1121308 its reverse (8031211), we get a palindrome (9152519).

Subtracting 1121308 from its reverse (8031211), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 1121308 in words is "one million, one hundred twenty-one thousand, three hundred eight".