53243007 has 4 divisors (see below), whose sum is σ = 70990680. Its totient is φ = 35495336.

The previous prime is 53242991. The next prime is 53243011. The reversal of 53243007 is 70034235.

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 53243007 - 2⁴ = 53242991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53243017) 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, 8873832 + ... + 8873837.

It is an arithmetic number, because the mean of its divisors is an integer number (17747670).

Almost surely, 2^53243007 is an apocalyptic number.

53243007 is a deficient number, since it is larger than the sum of its proper divisors (17747673).

53243007 is a wasteful number, since it uses less digits than its factorization.

53243007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17747672.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 53243007 is about 7296.7805914663. The cubic root of 53243007 is about 376.2017906392.

The spelling of 53243007 in words is "fifty-three million, two hundred forty-three thousand, seven".