1135052520 has 64 divisors (see below), whose sum is σ = 3891611520. Its totient is φ = 259440384.

The previous prime is 1135052509. The next prime is 1135052521. The reversal of 1135052520 is 252505311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1135052521) 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, 674787 + ... + 676466.

It is an arithmetic number, because the mean of its divisors is an integer number (60806430).

Almost surely, 2^1135052520 is an apocalyptic number.

1135052520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135052520 is an abundant number, since it is smaller than the sum of its proper divisors (2756559000).

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

1135052520 is a wasteful number, since it uses less digits than its factorization.

1135052520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351274 (or 1351270 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1135052520 is about 33690.5405121378. The cubic root of 1135052520 is about 1043.1305204716.

Adding to 1135052520 its reverse (252505311), we get a palindrome (1387557831).

The spelling of 1135052520 in words is "one billion, one hundred thirty-five million, fifty-two thousand, five hundred twenty".