1127816 has 8 divisors (see below), whose sum is σ = 2114670. Its totient is φ = 563904.

The previous prime is 1127813. The next prime is 1127837. The reversal of 1127816 is 6187211.

It can be written as a sum of positive squares in only one way, i.e., 1110916 + 16900 = 1054^2 + 130^2 .

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

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1127813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70481 + ... + 70496.

2^1127816 is an apocalyptic number.

It is an amenable number.

1127816 is a deficient number, since it is larger than the sum of its proper divisors (986854).

1127816 is a wasteful number, since it uses less digits than its factorization.

1127816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140983 (or 140979 counting only the distinct ones).

The product of its digits is 672, while the sum is 26.

The square root of 1127816 is about 1061.9868172440. The cubic root of 1127816 is about 104.0908968636.

The spelling of 1127816 in words is "one million, one hundred twenty-seven thousand, eight hundred sixteen".