2152530204254 has 4 divisors (see below), whose sum is σ = 3228795306384. Its totient is φ = 1076265102126.

The previous prime is 2152530204247. The next prime is 2152530204263. The reversal of 2152530204254 is 4524020352512.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538132551062 + ... + 538132551065.

It is an arithmetic number, because the mean of its divisors is an integer number (807198826596).

Almost surely, 2^{2152530204254} is an apocalyptic number.

2152530204254 is a deficient number, since it is larger than the sum of its proper divisors (1076265102130).

2152530204254 is a wasteful number, since it uses less digits than its factorization.

2152530204254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076265102129.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 2152530204254 its reverse (4524020352512), we get a palindrome (6676550556766).

The spelling of 2152530204254 in words is "two trillion, one hundred fifty-two billion, five hundred thirty million, two hundred four thousand, two hundred fifty-four".