53965477 has 2 divisors, whose sum is σ = 53965478. Its totient is φ = 53965476.

The previous prime is 53965459. The next prime is 53965481. The reversal of 53965477 is 77456935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 6548481 = 6886^2 + 2559^2 .

It is a cyclic number.

It is not a de Polignac number, because 53965477 - 2⁷ = 53965349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53965427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26982738 + 26982739.

It is an arithmetic number, because the mean of its divisors is an integer number (26982739).

Almost surely, 2^53965477 is an apocalyptic number.

It is an amenable number.

53965477 is a deficient number, since it is larger than the sum of its proper divisors (1).

53965477 is an equidigital number, since it uses as much as digits as its factorization.

53965477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 793800, while the sum is 46.

The square root of 53965477 is about 7346.1198601711. The cubic root of 53965477 is about 377.8957491778.

The spelling of 53965477 in words is "fifty-three million, nine hundred sixty-five thousand, four hundred seventy-seven".