53615677 has 2 divisors, whose sum is σ = 53615678. Its totient is φ = 53615676.

The previous prime is 53615633. The next prime is 53615687. The reversal of 53615677 is 77651635.

It is a happy number.

53615677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27185796 + 26429881 = 5214^2 + 5141^2 .

It is a cyclic number.

It is not a de Polignac number, because 53615677 - 2¹⁵ = 53582909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53615687) 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, 26807838 + 26807839.

It is an arithmetic number, because the mean of its divisors is an integer number (26807839).

Almost surely, 2^53615677 is an apocalyptic number.

It is an amenable number.

53615677 is a deficient number, since it is larger than the sum of its proper divisors (1).

53615677 is an equidigital number, since it uses as much as digits as its factorization.

53615677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 40.

The square root of 53615677 is about 7322.2726663243. The cubic root of 53615677 is about 377.0774817470.

The spelling of 53615677 in words is "fifty-three million, six hundred fifteen thousand, six hundred seventy-seven".