53418723 has 4 divisors (see below), whose sum is σ = 71224968. Its totient is φ = 35612480.

The previous prime is 53418721. The next prime is 53418727. The reversal of 53418723 is 32781435.

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 53418723 - 2¹ = 53418721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53418721) 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, 8903118 + ... + 8903123.

It is an arithmetic number, because the mean of its divisors is an integer number (17806242).

Almost surely, 2^53418723 is an apocalyptic number.

53418723 is a deficient number, since it is larger than the sum of its proper divisors (17806245).

53418723 is a wasteful number, since it uses less digits than its factorization.

53418723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17806244.

The product of its digits is 20160, while the sum is 33.

The square root of 53418723 is about 7308.8113260639. The cubic root of 53418723 is about 376.6151913193.

The spelling of 53418723 in words is "fifty-three million, four hundred eighteen thousand, seven hundred twenty-three".