52115629 has 2 divisors, whose sum is σ = 52115630. Its totient is φ = 52115628.

The previous prime is 52115603. The next prime is 52115653. The reversal of 52115629 is 92651125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45198729 + 6916900 = 6723^2 + 2630^2 .

It is a cyclic number.

It is not a de Polignac number, because 52115629 - 2²¹ = 50018477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52115629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52115669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26057814 + 26057815.

It is an arithmetic number, because the mean of its divisors is an integer number (26057815).

Almost surely, 2^52115629 is an apocalyptic number.

It is an amenable number.

52115629 is a deficient number, since it is larger than the sum of its proper divisors (1).

52115629 is an equidigital number, since it uses as much as digits as its factorization.

52115629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 31.

The square root of 52115629 is about 7219.1155275421. The cubic root of 52115629 is about 373.5275689062.

The spelling of 52115629 in words is "fifty-two million, one hundred fifteen thousand, six hundred twenty-nine".