53724911 has 4 divisors (see below), whose sum is σ = 53758992. Its totient is φ = 53690832.

The previous prime is 53724899. The next prime is 53724943. The reversal of 53724911 is 11942735.

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 53724911 - 2¹⁴ = 53708527 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 (53724991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14555 + ... + 17868.

It is an arithmetic number, because the mean of its divisors is an integer number (13439748).

Almost surely, 2^53724911 is an apocalyptic number.

53724911 is a deficient number, since it is larger than the sum of its proper divisors (34081).

53724911 is a wasteful number, since it uses less digits than its factorization.

53724911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34080.

The product of its digits is 7560, while the sum is 32.

The square root of 53724911 is about 7329.7278939944. The cubic root of 53724911 is about 377.3333878733. Note that the first 4 decimals are identical.

The spelling of 53724911 in words is "fifty-three million, seven hundred twenty-four thousand, nine hundred eleven".