1105133620 has 24 divisors (see below), whose sum is σ = 2457297864. Its totient is φ = 416050176.

The previous prime is 1105133593. The next prime is 1105133657. The reversal of 1105133620 is 263315011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 63393444 + 1041740176 = 7962^2 + 32276^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1105133591 and 1105133600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624857 + ... + 1625536.

It is an arithmetic number, because the mean of its divisors is an integer number (102387411).

Almost surely, 2^1105133620 is an apocalyptic number.

1105133620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105133620 is an abundant number, since it is smaller than the sum of its proper divisors (1352164244).

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

1105133620 is a wasteful number, since it uses less digits than its factorization.

1105133620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3250419 (or 3250417 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1105133620 is about 33243.5500511001. The cubic root of 1105133620 is about 1033.8834825126.

Adding to 1105133620 its reverse (263315011), we get a palindrome (1368448631).

The spelling of 1105133620 in words is "one billion, one hundred five million, one hundred thirty-three thousand, six hundred twenty".