1156118 has 16 divisors (see below), whose sum is σ = 1856736. Its totient is φ = 538560.

The previous prime is 1156109. The next prime is 1156121. The reversal of 1156118 is 8116511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 1156093 and 1156102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580 + ... + 2192.

It is an arithmetic number, because the mean of its divisors is an integer number (116046).

2^1156118 is an apocalyptic number.

1156118 is a deficient number, since it is larger than the sum of its proper divisors (700618).

1156118 is a wasteful number, since it uses less digits than its factorization.

1156118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679.

The product of its digits is 240, while the sum is 23.

The square root of 1156118 is about 1075.2292778752. The cubic root of 1156118 is about 104.9544171002.

The spelling of 1156118 in words is "one million, one hundred fifty-six thousand, one hundred eighteen".