53145629 has 2 divisors, whose sum is σ = 53145630. Its totient is φ = 53145628.

The previous prime is 53145623. The next prime is 53145649. The reversal of 53145629 is 92654135.

53145629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37185604 + 15960025 = 6098^2 + 3995^2 .

It is a cyclic number.

It is not a de Polignac number, because 53145629 - 2⁴ = 53145613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53145623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26572814 + 26572815.

It is an arithmetic number, because the mean of its divisors is an integer number (26572815).

Almost surely, 2^53145629 is an apocalyptic number.

It is an amenable number.

53145629 is a deficient number, since it is larger than the sum of its proper divisors (1).

53145629 is an equidigital number, since it uses as much as digits as its factorization.

53145629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 35.

The square root of 53145629 is about 7290.1048689302. The cubic root of 53145629 is about 375.9723011322.

The spelling of 53145629 in words is "fifty-three million, one hundred forty-five thousand, six hundred twenty-nine".