2152514452 has 24 divisors (see below), whose sum is σ = 4111319520. Its totient is φ = 977945760.

The previous prime is 2152514443. The next prime is 2152514471. The reversal of 2152514452 is 2544152512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91003 + ... + 112189.

It is an arithmetic number, because the mean of its divisors is an integer number (171304980).

Almost surely, 2^2152514452 is an apocalyptic number.

2152514452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2152514452 is a deficient number, since it is larger than the sum of its proper divisors (1958805068).

2152514452 is a wasteful number, since it uses less digits than its factorization.

2152514452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23511 (or 23509 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 2152514452 is about 46395.1985877849. The cubic root of 2152514452 is about 1291.1658334708.

Adding to 2152514452 its reverse (2544152512), we get a palindrome (4696666964).

The spelling of 2152514452 in words is "two billion, one hundred fifty-two million, five hundred fourteen thousand, four hundred fifty-two".