1162547120 has 160 divisors (see below), whose sum is σ = 3215794176. Its totient is φ = 382464000.

The previous prime is 1162547077. The next prime is 1162547123. The reversal of 1162547120 is 217452611.

It is not an unprimeable number, because it can be changed into a prime (1162547123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2898920 + ... + 2899320.

Almost surely, 2^1162547120 is an apocalyptic number.

1162547120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162547120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1607897088).

1162547120 is an abundant number, since it is smaller than the sum of its proper divisors (2053247056).

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

1162547120 is a wasteful number, since it uses less digits than its factorization.

1162547120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1162547120 is about 34096.1452366686. The cubic root of 1162547120 is about 1051.4860650919.

Adding to 1162547120 its reverse (217452611), we get a palindrome (1379999731).

The spelling of 1162547120 in words is "one billion, one hundred sixty-two million, five hundred forty-seven thousand, one hundred twenty".