1102536240 has 160 divisors (see below), whose sum is σ = 3695805120. Its totient is φ = 270286848.

The previous prime is 1102536233. The next prime is 1102536251. The reversal of 1102536240 is 426352011.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1102536240.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 975996 + ... + 977124.

It is an arithmetic number, because the mean of its divisors is an integer number (23098782).

Almost surely, 2^1102536240 is an apocalyptic number.

1102536240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102536240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1847902560).

1102536240 is an abundant number, since it is smaller than the sum of its proper divisors (2593268880).

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

1102536240 is a wasteful number, since it uses less digits than its factorization.

1102536240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471 (or 1465 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1102536240 is about 33204.4611460569. The cubic root of 1102536240 is about 1033.0728731913.

Adding to 1102536240 its reverse (426352011), we get a palindrome (1528888251).

The spelling of 1102536240 in words is "one billion, one hundred two million, five hundred thirty-six thousand, two hundred forty".