52515343 has 2 divisors, whose sum is σ = 52515344. Its totient is φ = 52515342.

The previous prime is 52515319. The next prime is 52515349. The reversal of 52515343 is 34351525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52515343 - 2¹³ = 52507151 is a prime.

It is a super-2 number, since 2×52515343² = 5515722500815298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52515349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26257671 + 26257672.

It is an arithmetic number, because the mean of its divisors is an integer number (26257672).

Almost surely, 2^52515343 is an apocalyptic number.

52515343 is a deficient number, since it is larger than the sum of its proper divisors (1).

52515343 is an equidigital number, since it uses as much as digits as its factorization.

52515343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 28.

The square root of 52515343 is about 7246.7470633381. The cubic root of 52515343 is about 374.4800925602.

Adding to 52515343 its reverse (34351525), we get a palindrome (86866868).

The spelling of 52515343 in words is "fifty-two million, five hundred fifteen thousand, three hundred forty-three".