2152544045 has 8 divisors (see below), whose sum is σ = 2585037024. Its totient is φ = 1720712464.

The previous prime is 2152544021. The next prime is 2152544081. The reversal of 2152544045 is 5404452512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2152544045 is a prime.

It is a Duffinian number.

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, 158159 + ... + 171228.

It is an arithmetic number, because the mean of its divisors is an integer number (323129628).

Almost surely, 2^2152544045 is an apocalyptic number.

It is an amenable number.

2152544045 is a deficient number, since it is larger than the sum of its proper divisors (432492979).

2152544045 is a wasteful number, since it uses less digits than its factorization.

2152544045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330699.

The product of its (nonzero) digits is 32000, while the sum is 32.

The square root of 2152544045 is about 46395.5175097767. The cubic root of 2152544045 is about 1291.1717504726.

Adding to 2152544045 its reverse (5404452512), we get a palindrome (7556996557).

The spelling of 2152544045 in words is "two billion, one hundred fifty-two million, five hundred forty-four thousand, forty-five".