52815743 has 2 divisors, whose sum is σ = 52815744. Its totient is φ = 52815742.

The previous prime is 52815727. The next prime is 52815767. The reversal of 52815743 is 34751825.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52815743 - 2⁴ = 52815727 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52815703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26407871 + 26407872.

It is an arithmetic number, because the mean of its divisors is an integer number (26407872).

Almost surely, 2^52815743 is an apocalyptic number.

52815743 is a deficient number, since it is larger than the sum of its proper divisors (1).

52815743 is an equidigital number, since it uses as much as digits as its factorization.

52815743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 35.

The square root of 52815743 is about 7267.4440486322. Note that the first 3 decimals coincide. The cubic root of 52815743 is about 375.1927731820.

The spelling of 52815743 in words is "fifty-two million, eight hundred fifteen thousand, seven hundred forty-three".