1157122 has 8 divisors (see below), whose sum is σ = 1837836. Its totient is φ = 544512.

The previous prime is 1157111. The next prime is 1157131. The reversal of 1157122 is 2217511.

It can be written as a sum of positive squares in 2 ways, for example, as 1083681 + 73441 = 1041^2 + 271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1157122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16983 + ... + 17050.

2^1157122 is an apocalyptic number.

1157122 is a deficient number, since it is larger than the sum of its proper divisors (680714).

1157122 is a wasteful number, since it uses less digits than its factorization.

1157122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34052.

The product of its digits is 140, while the sum is 19.

The square root of 1157122 is about 1075.6960537252. The cubic root of 1157122 is about 104.9847899359.

The spelling of 1157122 in words is "one million, one hundred fifty-seven thousand, one hundred twenty-two".