1157168 has 20 divisors (see below), whose sum is σ = 2315328. Its totient is φ = 559680.

The previous prime is 1157159. The next prime is 1157171. The reversal of 1157168 is 8617511.

1157168 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1157168.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671 + ... + 1662.

2^1157168 is an apocalyptic number.

It is an amenable number.

1157168 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1157168 is a wasteful number, since it uses less digits than its factorization.

1157168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372 (or 2366 counting only the distinct ones).

The product of its digits is 1680, while the sum is 29.

The square root of 1157168 is about 1075.7174350172. The cubic root of 1157168 is about 104.9861810990.

It can be divided in two parts, 1157 and 168, that multiplied together give a triangular number (194376 = T₆₂₃).

The spelling of 1157168 in words is "one million, one hundred fifty-seven thousand, one hundred sixty-eight".