1161346 has 4 divisors (see below), whose sum is σ = 1742022. Its totient is φ = 580672.

The previous prime is 1161343. The next prime is 1161371. The reversal of 1161346 is 6431611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6431611 = 499 ⋅12889.

It can be written as a sum of positive squares in only one way, i.e., 1010025 + 151321 = 1005^2 + 389^2 .

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1161343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290335 + ... + 290338.

2^1161346 is an apocalyptic number.

1161346 is a deficient number, since it is larger than the sum of its proper divisors (580676).

1161346 is an equidigital number, since it uses as much as digits as its factorization.

1161346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580675.

The product of its digits is 432, while the sum is 22.

The square root of 1161346 is about 1077.6576450803. The cubic root of 1161346 is about 105.1123815647.

Adding to 1161346 its reverse (6431611), we get a palindrome (7592957).

The spelling of 1161346 in words is "one million, one hundred sixty-one thousand, three hundred forty-six".