2153217452 has 6 divisors (see below), whose sum is σ = 3768130548. Its totient is φ = 1076608724.

The previous prime is 2153217421. The next prime is 2153217481. The reversal of 2153217452 is 2547123512.

2153217452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269152178 + ... + 269152185.

It is an arithmetic number, because the mean of its divisors is an integer number (628021758).

Almost surely, 2^2153217452 is an apocalyptic number.

It is an amenable number.

2153217452 is a deficient number, since it is larger than the sum of its proper divisors (1614913096).

2153217452 is a wasteful number, since it uses less digits than its factorization.

2153217452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538304367 (or 538304365 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 2153217452 is about 46402.7741843093. The cubic root of 2153217452 is about 1291.3063808483.

The spelling of 2153217452 in words is "two billion, one hundred fifty-three million, two hundred seventeen thousand, four hundred fifty-two".