2753744521 has 4 divisors (see below), whose sum is σ = 3004084944. Its totient is φ = 2503404100.

The previous prime is 2753744501. The next prime is 2753744527. The reversal of 2753744521 is 1254473572.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2753744521 - 2¹⁷ = 2753613449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2753744527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125170195 + ... + 125170216.

It is an arithmetic number, because the mean of its divisors is an integer number (751021236).

Almost surely, 2^2753744521 is an apocalyptic number.

It is an amenable number.

2753744521 is a deficient number, since it is larger than the sum of its proper divisors (250340423).

2753744521 is a wasteful number, since it uses less digits than its factorization.

2753744521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250340422.

The product of its digits is 235200, while the sum is 40.

The square root of 2753744521 is about 52476.1328700963. The cubic root of 2753744521 is about 1401.6552735979.

The spelling of 2753744521 in words is "two billion, seven hundred fifty-three million, seven hundred forty-four thousand, five hundred twenty-one".