1163123562 has 32 divisors (see below), whose sum is σ = 2363295744. Its totient is φ = 381553200.

The previous prime is 1163123543. The next prime is 1163123569. The reversal of 1163123562 is 2653213611.

It is not an unprimeable number, because it can be changed into a prime (1163123569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266643 + ... + 270969.

It is an arithmetic number, because the mean of its divisors is an integer number (73852992).

Almost surely, 2^1163123562 is an apocalyptic number.

1163123562 is an abundant number, since it is smaller than the sum of its proper divisors (1200172182).

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

1163123562 is a wasteful number, since it uses less digits than its factorization.

1163123562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5034.

The product of its digits is 6480, while the sum is 30.

The square root of 1163123562 is about 34104.5973733748. The cubic root of 1163123562 is about 1051.6598273899.

The spelling of 1163123562 in words is "one billion, one hundred sixty-three million, one hundred twenty-three thousand, five hundred sixty-two".