53189629 has 2 divisors, whose sum is σ = 53189630. Its totient is φ = 53189628.

The previous prime is 53189627. The next prime is 53189641. The reversal of 53189629 is 92698135.

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., 50623225 + 2566404 = 7115^2 + 1602^2 .

It is a cyclic number.

It is not a de Polignac number, because 53189629 - 2¹ = 53189627 is a prime.

Together with 53189627, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53189627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26594814 + 26594815.

It is an arithmetic number, because the mean of its divisors is an integer number (26594815).

Almost surely, 2^53189629 is an apocalyptic number.

It is an amenable number.

53189629 is a deficient number, since it is larger than the sum of its proper divisors (1).

53189629 is an equidigital number, since it uses as much as digits as its factorization.

53189629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 43.

The square root of 53189629 is about 7293.1220338069. The cubic root of 53189629 is about 376.0760300642.

The spelling of 53189629 in words is "fifty-three million, one hundred eighty-nine thousand, six hundred twenty-nine".