1162097144 has 16 divisors (see below), whose sum is σ = 2346542520. Its totient is φ = 536352480.

The previous prime is 1162097143. The next prime is 1162097159. The reversal of 1162097144 is 4417902611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162097143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5586902 + ... + 5587109.

Almost surely, 2^1162097144 is an apocalyptic number.

It is an amenable number.

1162097144 is an abundant number, since it is smaller than the sum of its proper divisors (1184445376).

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

1162097144 is a wasteful number, since it uses less digits than its factorization.

1162097144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11174030 (or 11174026 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1162097144 is about 34089.5459635355. The cubic root of 1162097144 is about 1051.3503846985.

Adding to 1162097144 its reverse (4417902611), we get a palindrome (5579999755).

The spelling of 1162097144 in words is "one billion, one hundred sixty-two million, ninety-seven thousand, one hundred forty-four".