1163520153 has 16 divisors (see below), whose sum is σ = 1730298240. Its totient is φ = 772726032.

The previous prime is 1163520151. The next prime is 1163520199. The reversal of 1163520153 is 3510253611.

1163520153 is a `hidden beast` number, since 1 + 1 + 635 + 20 + 1 + 5 + 3 = 666.

It is not a de Polignac number, because 1163520153 - 2¹ = 1163520151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1163520151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74826 + ... + 89027.

It is an arithmetic number, because the mean of its divisors is an integer number (108143640).

Almost surely, 2^1163520153 is an apocalyptic number.

It is an amenable number.

1163520153 is a deficient number, since it is larger than the sum of its proper divisors (566778087).

1163520153 is a wasteful number, since it uses less digits than its factorization.

1163520153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164125 (or 164119 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1163520153 is about 34110.4112112416. The cubic root of 1163520153 is about 1051.7793421865.

Adding to 1163520153 its reverse (3510253611), we get a palindrome (4673773764).

The spelling of 1163520153 in words is "one billion, one hundred sixty-three million, five hundred twenty thousand, one hundred fifty-three".