2152045452 has 24 divisors (see below), whose sum is σ = 5031936000. Its totient is φ = 715848976.

The previous prime is 2152045403. The next prime is 2152045471. The reversal of 2152045452 is 2545402512.

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, 181452 + ... + 192947.

It is an arithmetic number, because the mean of its divisors is an integer number (209664000).

Almost surely, 2^2152045452 is an apocalyptic number.

It is an amenable number.

2152045452 is an abundant number, since it is smaller than the sum of its proper divisors (2879890548).

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

2152045452 is a wasteful number, since it uses less digits than its factorization.

2152045452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374885 (or 374883 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 2152045452 is about 46390.1439101023. The cubic root of 2152045452 is about 1291.0720515590.

Adding to 2152045452 its reverse (2545402512), we get a palindrome (4697447964).

The spelling of 2152045452 in words is "two billion, one hundred fifty-two million, forty-five thousand, four hundred fifty-two".