1157162 has 4 divisors (see below), whose sum is σ = 1735746. Its totient is φ = 578580.

The previous prime is 1157159. The next prime is 1157171. The reversal of 1157162 is 2617511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 654481 + 502681 = 809^2 + 709^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289289 + ... + 289292.

2^1157162 is an apocalyptic number.

1157162 is a deficient number, since it is larger than the sum of its proper divisors (578584).

1157162 is an equidigital number, since it uses as much as digits as its factorization.

1157162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578583.

The product of its digits is 420, while the sum is 23.

The square root of 1157162 is about 1075.7146461771. The cubic root of 1157162 is about 104.9859996450.

The spelling of 1157162 in words is "one million, one hundred fifty-seven thousand, one hundred sixty-two".