1161376 has 12 divisors (see below), whose sum is σ = 2286522. Its totient is φ = 580672.

The previous prime is 1161371. The next prime is 1161397. The reversal of 1161376 is 6731611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1157776 + 3600 = 1076^2 + 60^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 1161376.

It is not an unprimeable number, because it can be changed into a prime (1161371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18115 + ... + 18178.

2^1161376 is an apocalyptic number.

1161376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1161376 is a deficient number, since it is larger than the sum of its proper divisors (1125146).

1161376 is an equidigital number, since it uses as much as digits as its factorization.

1161376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36303 (or 36295 counting only the distinct ones).

The product of its digits is 756, while the sum is 25.

The square root of 1161376 is about 1077.6715640676. The cubic root of 1161376 is about 105.1132866479.

Adding to 1161376 its reverse (6731611), we get a palindrome (7892987).

The spelling of 1161376 in words is "one million, one hundred sixty-one thousand, three hundred seventy-six".