2115534452 has 24 divisors (see below), whose sum is σ = 3760680000. Its totient is φ = 1041114816.

The previous prime is 2115534439. The next prime is 2115534469. The reversal of 2115534452 is 2544355112.

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, 138449 + ... + 152967.

It is an arithmetic number, because the mean of its divisors is an integer number (156695000).

Almost surely, 2^2115534452 is an apocalyptic number.

It is an amenable number.

2115534452 is a deficient number, since it is larger than the sum of its proper divisors (1645145548).

2115534452 is a wasteful number, since it uses less digits than its factorization.

2115534452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15095 (or 15093 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 2115534452 is about 45994.9394172881. The cubic root of 2115534452 is about 1283.7290449957.

Adding to 2115534452 its reverse (2544355112), we get a palindrome (4659889564).

The spelling of 2115534452 in words is "two billion, one hundred fifteen million, five hundred thirty-four thousand, four hundred fifty-two".