53545039 has 2 divisors, whose sum is σ = 53545040. Its totient is φ = 53545038.

The previous prime is 53545013. The next prime is 53545069. The reversal of 53545039 is 93054535.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53545039 - 2¹⁵ = 53512271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53544995 and 53545013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53545069) 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, 26772519 + 26772520.

It is an arithmetic number, because the mean of its divisors is an integer number (26772520).

Almost surely, 2^53545039 is an apocalyptic number.

53545039 is a deficient number, since it is larger than the sum of its proper divisors (1).

53545039 is an equidigital number, since it uses as much as digits as its factorization.

53545039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 34.

The square root of 53545039 is about 7317.4475741204. The cubic root of 53545039 is about 376.9118106427.

The spelling of 53545039 in words is "fifty-three million, five hundred forty-five thousand, thirty-nine".