52099513 has 2 divisors, whose sum is σ = 52099514. Its totient is φ = 52099512.

The previous prime is 52099507. The next prime is 52099559. The reversal of 52099513 is 31599025.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46131264 + 5968249 = 6792^2 + 2443^2 .

It is a cyclic number.

It is not a de Polignac number, because 52099513 - 2²¹ = 50002361 is a prime.

It is equal to p_3119479 and since 52099513 and 3119479 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (52099213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26049756 + 26049757.

It is an arithmetic number, because the mean of its divisors is an integer number (26049757).

Almost surely, 2^52099513 is an apocalyptic number.

It is an amenable number.

52099513 is a deficient number, since it is larger than the sum of its proper divisors (1).

52099513 is an equidigital number, since it uses as much as digits as its factorization.

52099513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 52099513 is about 7217.9992380160. Note that the first 3 decimals coincide. The cubic root of 52099513 is about 373.4890622814.

The spelling of 52099513 in words is "fifty-two million, ninety-nine thousand, five hundred thirteen".