1135221510 has 32 divisors (see below), whose sum is σ = 2727901440. Its totient is φ = 302351328.

The previous prime is 1135221499. The next prime is 1135221551. The reversal of 1135221510 is 151225311.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1701 + ... + 47679.

It is an arithmetic number, because the mean of its divisors is an integer number (85246920).

Almost surely, 2^1135221510 is an apocalyptic number.

1135221510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1135221510 is an abundant number, since it is smaller than the sum of its proper divisors (1592679930).

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

1135221510 is a wasteful number, since it uses less digits than its factorization.

1135221510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46812.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1135221510 is about 33693.0483928065. The cubic root of 1135221510 is about 1043.1822860289.

Adding to 1135221510 its reverse (151225311), we get a palindrome (1286446821).

The spelling of 1135221510 in words is "one billion, one hundred thirty-five million, two hundred twenty-one thousand, five hundred ten".