1115350620 has 96 divisors (see below), whose sum is σ = 3341072448. Its totient is φ = 277020672.

The previous prime is 1115350601. The next prime is 1115350697. The reversal of 1115350620 is 260535111.

It is a congruent number.

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, 93304 + ... + 104576.

It is an arithmetic number, because the mean of its divisors is an integer number (34802838).

Almost surely, 2^1115350620 is an apocalyptic number.

1115350620 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 1115350620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670536224).

1115350620 is an abundant number, since it is smaller than the sum of its proper divisors (2225721828).

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

1115350620 is a wasteful number, since it uses less digits than its factorization.

1115350620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11399 (or 11397 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1115350620 is about 33396.8654217727. The cubic root of 1115350620 is about 1037.0598107474.

Adding to 1115350620 its reverse (260535111), we get a palindrome (1375885731).

The spelling of 1115350620 in words is "one billion, one hundred fifteen million, three hundred fifty thousand, six hundred twenty".