1135523320 has 16 divisors (see below), whose sum is σ = 2554927560. Its totient is φ = 454209312.

The previous prime is 1135523309. The next prime is 1135523341. The reversal of 1135523320 is 233255311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14194002 + ... + 14194081.

Almost surely, 2^1135523320 is an apocalyptic number.

1135523320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135523320 is an abundant number, since it is smaller than the sum of its proper divisors (1419404240).

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

1135523320 is a wasteful number, since it uses less digits than its factorization.

1135523320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28388094 (or 28388090 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1135523320 is about 33697.5269122231. The cubic root of 1135523320 is about 1043.2747246546.

Adding to 1135523320 its reverse (233255311), we get a palindrome (1368778631).

The spelling of 1135523320 in words is "one billion, one hundred thirty-five million, five hundred twenty-three thousand, three hundred twenty".