1299112 has 8 divisors (see below), whose sum is σ = 2435850. Its totient is φ = 649552.

The previous prime is 1299101. The next prime is 1299143. The reversal of 1299112 is 2119921.

It can be written as a sum of positive squares in only one way, i.e., 1179396 + 119716 = 1086^2 + 346^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81187 + ... + 81202.

2^1299112 is an apocalyptic number.

It is an amenable number.

1299112 is a deficient number, since it is larger than the sum of its proper divisors (1136738).

1299112 is a wasteful number, since it uses less digits than its factorization.

1299112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162395 (or 162391 counting only the distinct ones).

The product of its digits is 324, while the sum is 25.

The square root of 1299112 is about 1139.7859448160. The cubic root of 1299112 is about 109.1144324694.

The spelling of 1299112 in words is "one million, two hundred ninety-nine thousand, one hundred twelve".