2124534551 has 4 divisors (see below), whose sum is σ = 2140752504. Its totient is φ = 2108316600.

The previous prime is 2124534509. The next prime is 2124534569. The reversal of 2124534551 is 1554354212.

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

It is a cyclic number.

It is not a de Polignac number, because 2124534551 - 2¹⁴ = 2124518167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124564551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8108780 + ... + 8109041.

It is an arithmetic number, because the mean of its divisors is an integer number (535188126).

Almost surely, 2^2124534551 is an apocalyptic number.

2124534551 is a deficient number, since it is larger than the sum of its proper divisors (16217953).

2124534551 is a wasteful number, since it uses less digits than its factorization.

2124534551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16217952.

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

The square root of 2124534551 is about 46092.6735067516. The cubic root of 2124534551 is about 1285.5469217733.

Adding to 2124534551 its reverse (1554354212), we get a palindrome (3678888763).

The spelling of 2124534551 in words is "two billion, one hundred twenty-four million, five hundred thirty-four thousand, five hundred fifty-one".