2115532000 has 48 divisors (see below), whose sum is σ = 5197871952. Its totient is φ = 846211200.

The previous prime is 2115531967. The next prime is 2115532021. The reversal of 2115532000 is 2355112.

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, 260442 + ... + 268441.

It is an arithmetic number, because the mean of its divisors is an integer number (108288999).

Almost surely, 2^2115532000 is an apocalyptic number.

2115532000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2115532000 is an abundant number, since it is smaller than the sum of its proper divisors (3082339952).

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

2115532000 is an equidigital number, since it uses as much as digits as its factorization.

2115532000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528908 (or 528890 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2115532000 is about 45994.9127621740. The cubic root of 2115532000 is about 1283.7285490288.

Adding to 2115532000 its reverse (2355112), we get a palindrome (2117887112).

The spelling of 2115532000 in words is "two billion, one hundred fifteen million, five hundred thirty-two thousand".